Aptitude [3i Infotech Placement]: Sample Questions 7 - 10 of 76
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Question 7
Question MCQ▾
One wall being made entirely of bricks is 40% built. If we need 1,200 more bricks to complete the wall, how many bricks will the wall have?
Choices
Choice (4) | |
---|---|
a. | 1,500 |
b. | 1,800 |
c. | 2,000 |
d. | 2,400 |
Answer
c.Explanation
We are given that 60% of bricks are equal to 1200 bricks.
Let there be total x number of bricks.
So, to construct the whole wall 2000 bricks will be required.
Question 9
Write in Short Short Answer▾
What is the selling price of a car if the cost of the car is ₹ 60 and a profit of 10% over selling price is earned?
EditExplanation
Cost price of the car is ₹ 60.
When the car is sold, it makes a profit of 10% .
We are asked to find the selling price of the car.
We already know that,
So, selling price will of the car will be ₹ 66.
Question 10
Write in Short Short Answer▾
15 liters of water containing 20% alcohol, we add 5 liters of pure water. What is % alcohol?
EditExplanation
In 15 liters of waters there is 20% alcohol.
So,
If we will add 5 liters of water then there will be total 20 liter solution. Among which 3 liter alcohol is there.
We are asked to find the percentage of alcohol present.
What percent of 20 liters solution is 3 liter alcohol?
So, alcohol is 15% of total solution.