Question 1 :
Calculate the compound interest on Rs 8,000 for 1 year at 9% per annum compound half yearly.
Question 3 :
A table marked at Rs 15,000 is available for Rs 14,400. Find the discount given and the discount per cent.
Question 4 :
The population of a place increased to 54,000 in 2003 at a rate of $5\%$ per annum. Find the population in 2001.
Question 5 :
A man got a $10\%$ increase in his salary. If his new salary is Rs 1,54,000, find his original salary.
Question 6 :
If 60% people in a city like cricket, 30% like football and the remaining like other games, then what per cent of the people like other games?
Question 7 :
The compound interest on Rs 10,000 for $1\frac{1}{2}$ years at 10% per annum, compounded half yearly is calculated. Would this interest be more than the interest he would get if it was compounded annually ?
Question 8 :
Find the ratio of the speed of a cycle 15 km per hour to the speed of scooter 30 km per hour.
Question 9 :
A man got a 10% increase in his salary. If his new salary is Rs 1,54,000, find his original salary.
Question 10 :
Find selling price (SP) if a profit of 5% is made on a cycle of Rs 700 with Rs 50 as overhead charges.
Question 12 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf42f59b460d7261f150.JPG' />
In the above image, a primary school, the parents were asked about the number of hours they spend per day in helping their children to do homework. There were 90 parents who help for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hour. The distribution of parents according to the time for which, they said they helped is given in the above figure, $20\%$ helped for more than $1\frac{1}{2}$ hour per day. $30\%$ helped for 1 hr to $1\frac{1}{2}$ hour; 50% did not help at all. How many said that they did not help?
Question 13 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf43f59b460d7261f152.JPG' />
In the above image, a primary school, the parents were asked about the number of hours they spend per day in helping their children to do homework. There were 90 parents who help for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hour. The distribution of parents according to the time for which, they said they helped is given in the above figure, $20\%$ helped for more than $1\frac{1}{2}$ hour per day. $30\%$ helped for 1 hr to $1\frac{1}{2}$ hour; 50% did not help at all. How many said that they helped for more than $1\frac{1}{2}$ hours?
Question 14 :
A football team won 10 matches out of the total number of matches they played. If their win percentage was 40, then how many matches did they play in all?
Question 16 :
I borrowed Rs 12,000 from Jamshed at $6\%$ per annum simple interest for 2 years. Had I borrowed this sum at $6\%$ per annum compound interest, what extra amount would I have to pay?
Question 17 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1cf43f59b460d7261f151.JPG' />
In the above image, a primary school, the parents were asked about the number of hours they spend per day in helping their children to do homework. There were 90 parents who help for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hour. The distribution of parents according to the time for which, they said they helped is given in the above figure, $20\%$ helped for more than $1\frac{1}{2}$ hour per day. $30\%$ helped for 1 hr to $1\frac{1}{2}$ hour; 50% did not help at all. How many parents were surveyed?
Question 18 :
The population of a place increased to 54,000 in 2003 at a rate of 5% per annum. Find the population in 2001.
Question 19 :
60% people in a city like cricket, 30% like football and the remaining like other games. If the total number of people are 50 lakh, find the exact number who like cricket game.
Question 20 :
A scooter was bought at Rs 42,000. Its value depreciated at the rate of 8% per annum. Find its value after one year.
Question 21 :
Fabina borrows Rs 12,500 at $12\%$ per annum for 3 years at simple interest and Radha borrows the same amount for the same time period at $10\%$ per annum, compounded annually. Who pays more interest and by how much?
Question 22 :
A sum is taken for one year at $16\%$ p.a. If interest is compounded after every three months, how many times will interest be charged in one year?
Question 23 :
A milkman sold two of his buffaloes for Rs 20,000 each. On one he made a gain of 5% and on thc other a loss of 10%. Find his overall gain or loss. [Hint: Find GP of each]
Question 24 :
Calculate the amount on Rs 8,000 for 1 year at 9% per annum compound half yearly.
Question 25 :
Calculate the compound interest on Rs 10,800 for 3 years at $12\frac{1}{2}$%.
Question 26 :
The price of a TV is Rs 13,000. The sales tax charged on it is at the rate of $12\%$. Find the amount that Vinod will have to pay if he buys it.
Question 27 :
An almirah is sold at Rs 5,225 after allowing a discount of $5\%$. Find its marked price.
Question 28 :
Maria invested Rs 8,000 in a business. She would be paid interest at $5\%$ per annum compounded annually. Find the interest for the 3rd year.
Question 29 :
Find selling price (SP) if a profit of 5% is made on a fan bought for Rs 560 and expenses of Rs 40 made on its repairs.
Question 30 :
Maria invested Rs 8,000 in a business. She would be paid interest at 5% per compounded annually. Find the amount credited against her name at the end of the second year.
Question 31 :
Vasudevan invested Rs 60,000 at an interest rate of $12\%$ per annum compounded half yearly. What amount would he get after 6 months?
Question 32 :
The price of a TV is Rs 13,000. The sales tax charged on it is at the rate of 12%. Find the amount that Vinod will have to pay if he buys it.
Question 33 :
72% of 25 students are good in Mathematics. How many are not good in Mathematics?
Question 34 :
A milkman sold two of his buffaloes for Rs 20,000 each. On one he made a gain of $5\%$ and on the other a loss of $10\%$. Find his overall gain or loss.
Question 35 :
A shopkeeper buys 80 articles for Rs 2,400 and sells them for a profit of 16%. Find the selling price of one article.
Question 36 :
In a primary school, the parents were asked about the number of hours they spend per day in helping their children to do homework. There were 90 parents who helped for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hours. The distribution of parents according to the time for which, they said they helped is given ; $20\%$ helped for more than$1\frac{1}{2}$ hours per day; $30\%$ helped for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hours; $50\%$ did not help at all. How many parents were surveyed?
Question 38 :
In a primary school, the parents were asked about the number of hours they spend per day in helping their children to do homework. There were 90 parents who helped for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hours. The distribution of parents according to the time for which, they said they helped is given ; $20\%$ helped for more than$1\frac{1}{2}$ hours per day; $30\%$ helped for $\frac{1}{2}$ hour to $1\frac{1}{2}$ hours; $50\%$ did not help at all. How many said that they did not help?
Question 39 :
Find the amount to be paid at the end of 1 year on Rs 1,800 at 8% per annum compounded quarterly.
Question 40 :
Find the time period and rate for a sum taken for 2 years at $4\%$ per annum is compounded half yearly.
Question 41 :
A machinery worth Rs 10,500 depreciated by $5\%$. Find its value after one year.
Question 42 :
Calculate the amount on Rs 62,500 for $1\frac{1}{2}$ years at 8% per annum compounded half yearly.
Question 43 :
Arif took a loan of Rs 80,000 from a bank. If the rate of interest is $10\%$ per annum, find the difference in amounts he would be paying after $1\frac{1}{2}$ years if the interest is compounded half yearly.
Question 44 :
The cost of an article was Rs 15,500. Rs 450 were spent on its repairs. If it is sold for a profit of 15%, find the selling price of the article.
Question 45 :
Arun bought a pair of skates at a sale where the discount given was 20%. If the amount he pays is Rs 1,600, find the marked price.
Question 46 :
A VCR and TV were bought for Rs 8,000 each. The shopkeeper made a loss of 4 % on the VCR and a profit of 8% on the TV. Find the gain or loss percent on the whole transaction.
Question 47 :
I borrowed Rs 12000 from Jamshed at 6% per annum simple interest for 2 years. Had I borrowed this sum at 6% per annum compound interest, what extra amount would I have to pay?
Question 48 :
Find the time period and rate for a sum taken for $1\frac{1}{2}$ years at $8\%$ per annum is compounded half yearly.
Question 49 :
60% people in a city like cricket, 30% like football and the remaining like other games. If the total number of people are 50 lakh, find the exact number who like football game.
Question 50 :
A shop gives $20\%$ discount. What would the sale price of a bag marked at Rs 250.
