Question 1 :
In Indian System of Numeration, the number 61711682 is written, using commas, as __________.
Question 2 :
State true or false. If a number is divisible by 2 and 3, then it is also divisible by 6. So, if a number is divisible by 2 and 4, it must be divisible by 8.
Question 3 :
Estimate the product 5981 × 4428 by rounding off each number to the nearest hundreds.
Question 4 :
If two given numbers are divisible by a number, then their difference is also divisible by that number. State true or false.
Question 6 :
In a colony of 100 blocks of flats numbering 1 to 100, a school van stops at every sixth block while a school bus stops at every tenth block. On which stops will both of them stop if they start from the entrance of the colony?
Question 7 :
The population of a town is 450772. In a survey, it was reported that one out of every 14 persons is illiterate. In all how many illiterate persons are there in the town?
Question 8 :
3 × 10000 + 0 × 1000 + 8 × 100 + 0 × 10 + 7 × 1 is same as
Question 9 :
Using divisiblity tests, determine 31795012 is divisible by 4 or not?
Question 10 :
Find a 4-digit odd number using each of the digits 1, 2, 4 and 5 only once such that when the first and the last digits are interchanged, it is divisible by 4.
Question 11 :
State true or false. Product of two consecutive whole numbers is divisible by 2.
Question 13 :
If a number is divisible by another number, then it is divisible by each of the factors of that number. State true or false.
Question 14 :
The product of a non-zero whole number and its successor is always divisible by
Question 17 :
The sum of first three common multiples of 3, 4 and 9 is
Question 20 :
Determine the sum of the successor of 32 + predecessor of 49 + predecessor of the predecessor of 56 + successor of the successor of 67.
Question 22 :
Using divisiblity tests, determine 21084 is divisible by 4 or not?
Question 24 :
Population of Agra and Aligarh districts in the year 2001 was 36,20,436 and 29,92,286 respectively. What was the total population of the two districts in that year?
Question 25 :
A loading tempo can carry 482 boxes of biscuits weighing 15kg each, whereas a van can carry 518 boxes each of the same weight. Find the total weight that can be carried by both the vehicles.
Question 27 :
Using each of the digits 1, 2, 3 and 4 only once, determine the smallest 4-digit number divisible by 4
Question 28 :
State true or false. The number 58963 rounded off to nearest hundred is 58900.
Question 29 :
Using divisiblity tests, determine 4096 is divisible by 4 or not?
Question 30 :
Estimate 793 + 397 by rounding off each number to nearest hundreds.
Question 31 :
A number for which sum of all its factors is equal to twice the number is a Perfect number. Is it true or false ?
Question 32 :
Three brands A, B and C of biscuits are available in packets of 12, 15 and 21 biscuits respectively. If a shopkeepeer wants to buy an equal number of biscuits, of each brand, what is the minimum number of packets of each brand, he should buy?
Question 38 :
In a school library, there are 780 books of English and 364 books of Science. Ms. Yakang, the librarian of the school wants to store these books in shelves such that each shelf should have the same number of books of each subject. What should be the minimum number of books in each shelf?
Question 39 :
The natural numbers along with zero form the collection of whole numbers. Is it true or false ?
Question 40 :
The smallest 4 digit number with different digits is __________ .
Question 41 :
A merchant has 120 litres of oil of one kind, 180 litres of another kind and 240 litres of a third kind. He wants to sell the oil by filling the three kinds of oil in tins of equal capacity. What should be the greatest capacity of such a tin?
Question 43 :
Estimate the product 5981 × 4428 by rounding off each number to the nearest tens.
Question 44 :
Fatima wants to mail three parcels to three village schools. She finds that the postal charges are Rs 20, Rs 28 and Rs 36, respectively. If she wants to buy stamps only of one denomination, what is the greatest denomination of stamps she must buy to mail the three parcels?
Question 45 :
If two given numbers are divisible by a number, then their sum is also divisible by that number. State true or false.
Question 46 :
The floor of a room is 8m 96cm long and 6m 72cm broad. Find the minimum number of square tiles of the same size needed to cover the entire floor
Question 47 :
If a number is divisible by two coprime numbers, then it is divisibile by their product also. State true or false.
Question 48 :
In the marriage of her daughter, Leela spent Rs 216766 on food and decoration,Rs 122322 on jewellery, Rs 88234 on furniture and Rs 26780 on kitchen items. Find the total amount spent by her on the above items.
Question 49 :
Floor of a room measures 4.5 metres × 3 metres. Find the minimum number of complete square marble slabs of equal size required to cover the entire floor.
Question 50 :
A box contains 5 strips having 12 capsules of 500mg medicine in each capsule. Find the total weight in grams of medicine in 32 such boxes.
