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Class 8 Mathematics revision questions and answers on direct proportion

Class 8 Mathematics revision questions and answers on direct proportion

Lessons (16)

• 1.    A watch loses 5 seconds every hour. If it is set right on a Wednesday at 12.10 am, what time would it show the following Wednesday at 12.10am? A. 12.14am B. 11.56am C. 11.56pm D. 12.24pm
  6m 39s

• 2.    A cube whose side measures 3 cm, weighs 1kg 80g.What is the weight of a similar cube whose sides measure 4 cm? A. 2kg 560g B. 1kg 440g C. 4kg 320g D. 1kg 920g
  6m 50s

• 3.    My watch loses one second every two hours. If I set it right on Monday at 12.00 noon, what time will it show on the following Saturday at 12.00 noon? A. 11.59 B. 12.01 C. 11.00 D. 11.58
  4m 31s

• 4.    In a factory every 7kg of coffee berries, when processed, produce 1kg of clean coffee beans. Leitich ended up with 2100kg of clean coffee beans. How many tonnes of coffee berries had he sent for processing? A. 0.3 B. 2.1 C. 14.7 D. 147
  3m 58s

• 5.    A matatu covers a distance of 420km in one day. It consumes one litre of petrol for every 5km. petrol costs sh 15 per litre. How much money is spent on petrol in 7 days? A. Sh 8820 B. Sh 1260 C. Sh 588 D. Sh 980
  3m 15s

• 6.    A rectangular tank measuring 250cm by 180cm by 120cm is full of water. Water flows out of the tank at the rate of 15 litres per minute. How many hours does it take to empty the whole tank? A. 6 B. 60 C. 600 D. 6000
  5m 16s

• 7.    A watch gains 5 seconds every hour. It was set right on Monday at 11.48 am. What time will it show the following Monday at 11.48 am? A. 12.02 pm B. 11.55 pm C. 12.02 am D. 11.55 am
  4m 20s

• 8.    In a factory 1 kg of clean coffee beans is obtained after processing 7kg of coffee berries. In one year Wambugu sent 36.4 tonnes of coffee berries for processing. How many kilograms of clean coffee beans were obtained? A. 254800kg B. 36400kg C. 5200kg D. 520kg
  3m 54s

• 9.    Amina’s watch gains 5 minutes in one hour. The watch was set correct at 10.30 am. What time did it read at 5.30 pm? A. 4.55 am B. 4.55 pm C. 6.05am D. 6.05 pm
  4m 36s

• 10.    A clock gains 12.5 seconds every hour. If it was set correctly at 8.00 am on Sunday, what time will it show when the correct time is 8.00 am on Thursday? A. 8.25 am B. 8.20 am C. 8.10 am D. 8.05 am
  3m 59s

• 11.    Muya earns sh 5400 after working for 24 days. How much money should he receive if he is absent for 6 days? A. Sh 1350 B. Sh 4050 C. Sh 7200 D. Sh 6750
  2m 31s

• 12.    Katana’s car uses 1 litre of petrol to cover 12.5km while Simiyu;s car uses 1 litre to cover 9.6km. if each car covers 60km, how much more petrol does Simiyu’s car use than Katana’s? A. 11.05l B. 6.25l C. 4.80l D. 1.45l
  6m 47s

• 13.    According to a survey, three antelopes die every five 5 minutes whereas four are born every minute. What is the difference between the number of antelopes that are born and those that die in one day? A. 4896 B. 1440 C. 5760 D. 2448
  6m 23s

• 14.    A watch loses 30 seconds every hour. If the watch was set right on Sunday at 11.30 pm. What day and time did it show after 10 hours? A. Monday 9.25 am B. Monday 9.30 am C. Monday 9.35 D. Monday 9.25 pm
  5m 31s

• 15.    Mwaruwa is paid sh 3750 after working for 25 days. How much would he be paid if he does not work for 4 days? A. Sh 600 B. Sh 4464 C. Sh 4350 D. Sh 3150
  2m 11s

• 16.    Six people working for 5 days were paid a total of sh 6000. How much more money would the same number of people be paid for 12 days? A. Sh 8400 B. Sh 14400 C. Sh 20400 D. Sh 1200
  5m 47s