Proportions Quiz 1

Question 1

Find the value of $$x$$, if the given proportion is $$18:7 = 21:x$$

Accepted Answer

$$\dfrac{{49}}{6}$$

Answer

$$\dfrac{{48}}{7}$$

Answer

$$7$$

Answer

None of these

Question 2

When a $$50m$$ rope is shaped in a circle and again in a square separately. Then their circumference is the same. What is the ratio of the side of a square and the radius of the circle?

Accepted Answer

$$\pi : 2$$

Answer

$$\pi : 1$$

Answer

$$2 : \pi $$

Answer

None of these

Question 3

What is the mean proportion between $$0.03$$ and $$0.27$$ ?

Accepted Answer

0.09

Answer

0.06

Answer

0.13

Answer

0.1

Question 4

Three numbers are in the ratio of $$6 : 7 : 8$$ The sum of the largest and the smallest equals the sum of the third and 63. The smallest number is:

Accepted Answer

54

Answer

72

Answer

70

Answer

63

Question 5

If B's share is Rs.900, find the amount that was divided between A and B in the ratio $$7:6$$.

Accepted Answer

1950

Answer

1900

Answer

1800

Answer

1850