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Olympiad Test: Direct And Inverse Variations-2 - Class 8 MCQ


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10 Questions MCQ Test - Olympiad Test: Direct And Inverse Variations-2

Olympiad Test: Direct And Inverse Variations-2 for Class 8 2024 is part of Class 8 preparation. The Olympiad Test: Direct And Inverse Variations-2 questions and answers have been prepared according to the Class 8 exam syllabus.The Olympiad Test: Direct And Inverse Variations-2 MCQs are made for Class 8 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Direct And Inverse Variations-2 below.
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Olympiad Test: Direct And Inverse Variations-2 - Question 1

If 6 men can do a job in 8 days. In how many days can 8 men do it?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 1

If x is required days then

Olympiad Test: Direct And Inverse Variations-2 - Question 2

A factory requires 42 machines to produce a given number of articles in 56 days. How many machines would be required to produce the same number of articles in 48 days?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 2

If x required machines then

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Olympiad Test: Direct And Inverse Variations-2 - Question 3

A photograph of a bacteria enlarged 70000 times attains a length of 7 cm. What is the actual length of the bacteria?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 3

Here actual length of bacteria 

Olympiad Test: Direct And Inverse Variations-2 - Question 4

If 5 men or 7 women can earn ₹ 1372 per day. How much would 10 men and 5 women earn per day?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 4
  1. Given Information:
    • 5 men can earn ₹1372 per day.
    • 7 women can also earn ₹1372 per day.
  2. Calculating the earnings of one man:
    Earnings of 1 man = 1372/5 = ₹274.4
  3. Calculating the earnings of one woman:
    Earnings of 1 woman = 1372/7 = ₹196
  4. Now, we need to calculate the earnings for 10 men and 5 women:
    • Earnings from 10 men:
      Earnings from 10 men = 10 × 274.4 = ₹2744
    • Earnings from 5 women:
      Earnings from 5 women = 5 × 196 = ₹980
  5. Total earnings from 10 men and 5 women:
    Total earnings = 2744 + 980 = ₹3724
Olympiad Test: Direct And Inverse Variations-2 - Question 5

11 persons can dig  long trench in one day. How many men should be employed for digging 27 m trench of the same type in one day?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 5

If x is required men then

 

Olympiad Test: Direct And Inverse Variations-2 - Question 6

The scale of a map is 1:3 × 107. Two cities are 5cm apart on the map. What is the actual distance between them in kilometer ?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 6

If x is actual distance then

Olympiad Test: Direct And Inverse Variations-2 - Question 7

A loaded truck covers 18 km in 35 minutes. At the same speed how for can it travel in 7 hours?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 7

If x is required distance then

Olympiad Test: Direct And Inverse Variations-2 - Question 8

6 cows can graze a field in 28 days. How long would 21 cows take to graze the same field?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 8

If x is required no. of days then

Olympiad Test: Direct And Inverse Variations-2 - Question 9

A car is travelling at a uniform speed of 84 km/hr. How much distance will it cover in 15 minutes?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 9

Olympiad Test: Direct And Inverse Variations-2 - Question 10

Ranjna types 510 words in half an hour. How many words would she type in 10 minutes?

Detailed Solution for Olympiad Test: Direct And Inverse Variations-2 - Question 10

If x is required words then

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