Question 1 :
Find the missing number in place of question mark in the proportion - $\frac {3}{5} = \frac {?}{20}$
Question 2 :
20 tons of iron costs Rs. 600000. Find the cost of 560 kg of iron.
Question 3 :
Cost of 5 kg of wheat is Rs.91.50.What will be the cost of 8 kg of wheat?
Question 4 :
To find the ratio of two quantities, they must be expressed in _____units.
Question 5 :
Is the following statement true?
99 kg : 45 kg = Rs.44 : Rs.20
Question 6 :
There is a number in place of question mark such that ? , 24, 9, 12 are in proportion. The number in the place of question mark is _____ .
Question 7 :
In a college, out of 4320 students, 2300 are girls. Find the ratio of number of boys to the number of girls.
Question 8 :
State whether the given statement is true or false. 25 kg : 20 g = 50 kg : 40 g
Question 10 :
Find the missing number in place of question mark in the proportion - $\frac {16}{36} = \frac {?}{63} = \frac {36}{?} = \frac {?}{117}$
Question 11 :
Cost of 4 dozen bananas is Rs.180. How many bananas can be purchased for Rs90?
Question 12 :
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In the above figure, each division represents 1cm. Express numerically the ratio of the following distance: CE : DI
Question 13 :
Find two numbers whose sum is 100 and whose ratio is 9 :16.
Question 14 :
Divide 20 pens between Sheela and Sangeeta in the ratio of 3 : 2.
Question 15 :
Find the missing number in place of question mark in the proportion? ____ : 8 :: 12 : 32
Question 16 :
State whether the given statement is true or false. The ratio of 1 hour to one day is 1:1.
Question 18 :
Four quantities are said to be in proportion, if the ratio of the first and the _____ quantities is equal to the ratio of the ______ and the fourth quantities.
Question 19 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1c424f59b460d7261e2ff.PNG' />
Look at the above figure in which each square is of unit length. The ratio of the area of the shaded portion to that of the whole figure is ______.
Question 20 :
The ratio of Rs. 8 to 80 paise is ____ .