Test: Direct and Inverse Proportion- 2

# Test: Direct and Inverse Proportion- 2

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## 15 Questions MCQ Test Mental Mathematics | Test: Direct and Inverse Proportion- 2

Test: Direct and Inverse Proportion- 2 for Class 7 2022 is part of Mental Mathematics preparation. The Test: Direct and Inverse Proportion- 2 questions and answers have been prepared according to the Class 7 exam syllabus.The Test: Direct and Inverse Proportion- 2 MCQs are made for Class 7 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Direct and Inverse Proportion- 2 below.
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Test: Direct and Inverse Proportion- 2 - Question 1

### Seema and Riya can do a piece of work in 9 days but Seema alone can do it in 12 days. How long will Riya take to finish this work alone?

Test: Direct and Inverse Proportion- 2 - Question 2

### If 10 men can do a work in 8 days then in how many days 2 men can do this work?

Test: Direct and Inverse Proportion- 2 - Question 3

### If 721 men construct a bridge in 48 days then in how many days 1442 men can do this work?

Test: Direct and Inverse Proportion- 2 - Question 4

A train of length 315m is travelling at a speed of 54 km/hour. In what time will it pass a pole?

Test: Direct and Inverse Proportion- 2 - Question 5

A contractor employs a work force of 500 persons to complete construction of a bridge in six months. If he is asked to complete the work in 4 months then how many extra persons will he have to employ?

Test: Direct and Inverse Proportion- 2 - Question 6

In a military camp there is a food for 30 days for 50 soldiers. Assuming that average meal of every soldier is same. If 25 more soldiers join them then how many days this food will last.

Test: Direct and Inverse Proportion- 2 - Question 7

If the 45 men can do a work in 20 days. Then how many men can do the same work in 75 days?

Test: Direct and Inverse Proportion- 2 - Question 8

A vegetable vendor has Rs. 2000 to buy potatoes which are available at the rate of  Rs. 8 per kg. If the price of potatoes increases by 25%, find how much potatoes he can purchase with same amount?

Test: Direct and Inverse Proportion- 2 - Question 9

If 6 men can complete the wiring of a house in 7 days. In how many days 21 men can do this work.

Test: Direct and Inverse Proportion- 2 - Question 10

Shabnam takes 20 minutes to reach her school at an average speed of 6 km/hour. If she is required to reach school in 24 minutes, what should be her speed?

Test: Direct and Inverse Proportion- 2 - Question 11

15 men can dig a 20 meters long trench in one day. How many men should be employed for digging 140 meters long trench of the same type in one day?

Test: Direct and Inverse Proportion- 2 - Question 12

Twenty-seven tons of Iron cost Rs. 540.00. Find the cost of 120 tons of Iron.

Test: Direct and Inverse Proportion- 2 - Question 13

The weekly consumption of rice of a hostel with 480 students is 160 kg. Find the consumption if the number of students becomes 720.

Test: Direct and Inverse Proportion- 2 - Question 14

The shadow of Qutab Minar, which is 72 m high is 80m at a particular time on a day. Find the height of an electric pole which cast a shadow of 10m under similar condition.

Test: Direct and Inverse Proportion- 2 - Question 15

A man whose height is 165 cm casts a shadow of 55 cm at a particular time of the day. Find the length of shadow of a tree 33m high under similar weather conditions.

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## Mental Mathematics

49 videos|30 tests