MILESTONES
LEVEL 1: EQUIVALENT RATIOS
1) a) Give two equivalent ratios of 8 : 18.
b) Frame two equivalent ratios of 4 : 5.
c) For the following ratio find the two equivalent ratios of 11 : 13.
LEVEL 2: COMPARING RATIOS
2) a) Compare the ratios 3 : 4 and 1 : 2. Which one is greater?
b) Compare the ratios 3 : 5 and 2 : 11. Which one is least?
LEVEL 3: Word problems involving ratios
3) a) John weights 65.7 kg. If he reduces his weight in the ratio 5 : 4, find his reduced weight.
b) Robin leaves Rs 1245500 behind. According to his wish, the money is to be divided between
his son and daughter in the ratio 3 : 2. Find the sum received by his son.
c) If a quantity is divided in the ratio 5 : 7, the larger part is 84. Find the quantity.
LEVEL 4: SIMPLIFICATION OF RATIOS
4) a) 5/2 ∶ 3/8
b) 21/7 ∶ 32/5
c) 6.9 : 1.76
LEVEL 5: THREE TERM RATIOS SUMS
5) a) If A : B = 7 : 5 and B : C = 9 : 14, find A : C
b) If A : B = 5:7and B : C = 3:5, find A : C
c) There are 454 grams in a pound. There are 16 ounces in a pound. How many grams are in
an ounce?
LEVEL 6: Proportion
6) a) Scott likes to run long distances. He can run 20km in 85minutes. He wants to know how
many minutes it will take him to run 52 km at the same place.
b) Rachel earned Rs 34 in 4hours at her job today. She wants to know how much she could earn
tomorrow if she works 101010 hours at the same hourly rate.
c) Vito uses 9 litres of water to water 24 flower pots. He is wondering how many litres of it would
take to water 40 flower pots. He assumes he'll use the same amount of water on each pot.
LEVEL 7: UNIT RATE SUMS
7) a) A car travels 110 kilometre in two hours. How many kilometres does the car travel in one
hour?
b) I travelled 300 kilometres in 5 hours. Find the unit rate in kilometres per hour.
c) An international phone call costs $10 for 4 minutes. Find the unit rate in dollars / minute.
LEVEL 8: COMPARISON OF DIFFERENT RATES
8) a) Car A consumes 12 gallons of fuel for a distance of 240 miles. Another car B consumes 25
gallons for a distance of 550 miles. Which of the two cars consumes less fuel?
b) Which moves faster, an object A that moves 15 centimetres every 5 seconds or an object B that
moves 24 centimetres every 8 seconds?
LEVEL 9: PROBLEMS ON INVERSE VARIATION
9) a) If 35 men can reap a field in 8 days; in how many days can 20 men reap the same field?
b) 12 men can dig a pond in 8 days. How many men can dig it in 6 days?
c) A hostel has enough food for 125 students for 16 days. How long will the food last if75 more
students join them?
LEVEL 10: PERCENTAGE CHANGE IN QUANTITIES
10) a) The weight of a boy this year is 48 kg. If his weight was 50 kg the previous year, what is the
percentage change in weight of the boy?
b) The population of a certain town increased from 20000 to 21250 over a given period of time.
Find the population increase in as a percentage.
c) The annual salary of Suresh increased from Rs 1, 80,000 to Rs 2, 20,000. Find the percentage
increase in the price.
Answers
Answered by
1
Answer:
it's very big how to ans it sorry
Similar questions