Ratio and Proportion

Find the fourth proportional to 3,9,25.

• 15

• 75

• 22.5

• 45

What is the ratio of Red beads to Yellow beads?

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

(a)  

What is Ipad

• A game

• A device

• A mad

• A sad

Solve the proportion.

• p=31.3
• p=308
• p=924
• p=532

Sam and Megan share Skittles in a ratio 4:1. If there are 60 Skittles in a large bag, how many do they each get?

• 60 and 0
• 30 and 30
• 20 and 40
• 48 and 12

What is the ratio of triangles to squares?

• 2:6
• 5:6
• 3:4
• 4:3

Jonas has 3 guitars. Geraldine has 4 guitars. If the ratio of guitars is 4:3, who is first in the ratio?

• Jonas
• Geraldine
• Either could be first
• Guitar

Express 0.57 in percentage

• 5.7%

• 57%

• 0.57%

• 43%

Increase 70 by 11:5.

• 148

• 152

• 154

• 156

The triangle is to be reduced by a ratio of 1 :2.

Calculate the ratio by which the area of the triangle has been reduced.

• 1:2

• 1:3

• 1:4

• 1:5