Ratio ,proportion and unitary method

In the recipe of a lemonade 2 cups of sugar is needed for 3 lemons. How many lemons are needed for 6 cups of sugar?

• 4
• 6
• 8
• 9

Tags

CCSS.6.RP.A.3B

A lorry uses 80 litres of fuel on a trip of 280 kilometres.

How much fuel would the same lorry use on a trip of 196 kilometres?

• 114 litres

• 56 litres

• 686 litres

Solve for x

• x=6
• x =1/6
• x = 7
• x=9

Tags

CCSS.7.RP.A.2B

Patrick has 2 black, 3 red, and 5   white toy cars. What is the ratio of red toy cars to all the toy cars? 

• 3:5
• 1:3
• 3:11
• 3:10

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

40 people can sit in 4 cabs. How many people can sit in 19 such cabs?

• 190

• 10

• 760

• none of the options

Tags

CCSS.6.RP.A.3B

A train can travel 320 Km in 2 hours. How much distance can the train travel in 5 hours?

• 850

• 700

• 800

• 750

Determine the ratio of the following
'30 minutes to 2 hours'

• 30 : 2
• 1 : 4
• 1 : 6
• None of the above

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

In a class there are 30 boys and 12 girls. Find the ratio of number of boys to number of girls.

• 2 : 5
• 5 : 2
• 3 : 4
• None of the above

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

The angles of a triangle are in the ratio 1 : 2 : 3.  The angles are 

• 45⁰ , 45⁰, 90⁰
• 30⁰, 60⁰, 90⁰
• 90⁰, 60⁰, 30⁰
• 30⁰, 90⁰, 60⁰

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

Write if the given proportion is 'True' or 'False':
8 : 9 = 24 : 18

• TRUE
• FALSE

Tags

CCSS.7.RP.A.2A