EASY
8th CBSE
IMPORTANT
Earn 100

Arushi and Devesh are making a painting. Arushi can complete the painting in 30 minutes. Both Arushi and Devesh can complete the painting together in 20 minutes. They work together for 10 minutes and they have a quarrel. At this point, Arushi goes away. In how many minutes will Devesh finish the painting?

Important Questions on Time and Work

EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>EXERCISE>Q 4
Reena can make a doll in 6 days, Meena in 10 days and Kavya in 15 days. Reena and Meena work for 3 days. How long will it take Meena and Kavya to finish the work?
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>EXERCISE>Q 5
Tarun can paint 14th of a painting in 8 days. How many days will he take to complete the painting?
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>EXERCISE>Q 6
54 girls make 270 garlands in 1 hour. How many garlands will 9 girls make in 3 hours
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>EXERCISE>Q 7
A pipe can fill 14th of the cistern in 16 minutes. In how many minutes, can it fill 34th of the cistern?
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>EXERCISE>Q 8
A cistern can be filled by a tap in 7 hours and emptied by an outlet pipe in 9 hours. How long will it take to fill the cistern if both the tap and the pipe are opened together?
EASY
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>REVIEW EXERCISES>Q 1
2 men can do a piece of work in 10 days. How many men are needed to complete the work in 5 days?
MEDIUM
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>REVIEW EXERCISES>Q 2
A can finish a work in 18 days, B can do the same work in half the time taken by A. Working together, what part of the same work can they finish in a day?
MEDIUM
8th CBSE
IMPORTANT
START UP MATHEMATICS>Chapter 10 - Time and Work>REVIEW EXERCISES>Q 3
Santosh can do 710 of work in 15 days. With the help of her daughter, Poonam, she completes the remaining work in 4 days. In what time can Santosh and Poonam together do the work?