Ratio and Percentage word problems

Approximately 7 individuals out of 1,000 will have schizophrenia in their lifetime. How many individuals affected by this disorder will be in a city of 300,000?

Tags

CCSS.6.RP.A.3B

The volume of water in two bottles is in the ratio of 3 to 5. The volume of first bottle is 1.5 liters. Find the volume of the second bottle.

Tags

CCSS.6.RP.A.3B

The perimeter of a rectangle is equal to 100 cm. The ratio of its length to its width is 1:4. Find its width (in cm).

The perimeter of a rectangle is equal to 300 cm. The ratio of its length to its width is 1:5. Find its width (in cm).

Sandra, Eve, Nick and Ralph (in this order) shared candies in the ratio 2:4:3:5. Nick and Ralph had 16 candies together. How many candies did Eve get?

There is 1 girl for every 3 members of our youth club. If there are 12 girls, what is the total number of members?

Tags

CCSS.6.RP.A.3B

In a handball game, Nick scored 40% of the teams goals. How many goals did Nick score if the team scored 30 goals in total?

Tags

CCSS.6.RP.A.3C

The weight of the package was increased from 4 kg to 5 kg. Find the percentage increase in weight.

Tags

CCSS.6.RP.A.3C

The original price of a T-shirt was 12 USD. It was decreased to 9. What is the percent decrease of the price?

Tags

CCSS.6.RP.A.3C

A computer game that costs 300 USD is reduced by 30% in the sale. What is the price reduction?

Tags

CCSS.6.RP.A.3C