Ratio and Proportion

Match the following

• A ratio equivalent to 3 : 7

• 3 : 1

• Simplest form of 21 : 7 is

• 7 : 3

• 5 : 4 is equal to

• 9 : 21

• Ratio of 35 : 15 is

• 30 : 24

In a ratio, the first term is called _​ (a)   and the second term is called ​ (b)   _.

• Antecedent

• Consequent

• Means

• Extremes

• Like ratios

• Unitary

• Lcm

• HCF

• Like terms

• Unlike terms

Shanta bought 72 kg of wheat for ₹324. How many kilograms of wheat could she have bought had she spent only ₹144?

• Cost

  144

• Quantity

  x

• Quantity

  72

• Cost

  324

Label the picture.

(Arrange everything in 1 straight line in the below.)

b

c

d

a

Extremes

Means

Extremes

Means

Write how to find the proportion of

2:8 :: 25:625

(Do not give space first right the means than the extremes.)

Mathematical Equivalence

ON

Does the table represent a proportional relationship?

What is the ratio of Red beads to Yellow beads?

(please don't use unecessary spaces in typing your answer)

What is the ratio of Blue dots to Yellow dots?

Check the statement(s) which is/are true about the given figure.

• There are two yellow tins for every three red tins.

• There are two red tins for every three yellow tins.

• The ratio of red tins to yellow tins is 2 ∶ 3

• • The ratio of yellow tins to red tins is 2 ∶ 3

Check the statement(s) which is/are true about the given figure.

• The first two rectangles are proportional

• All the given rectangles are proportional

• The Green and the Red rectangles are proportional

• The Yellow and Red rectangles are NOT proportional

• The perimeters and sides of the Green and Yellow rectangles are proportional