# Aptitude [TCS Placement]: Sample Questions 49 - 51 of 174

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## Question 49

Aptitude
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A face of the clock is divided into three parts. First part hours total is equal to the sum of the second and third part. What is the total of hours in the bigger part?

### Explanation

• Face of the clock has total 12 hours.
• It is divided in three parts, let՚s say, x, y and z.
• One part is equal to sum of second and third part, i.e..
• We can write,
• Substituting the value of x from equation (i) ,

• So, the biggest part is 6 hours.

## Question 50

Aptitude
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A and B do a work in 7 days. If A does double as B the how many days take A to do?

### Explanation

• A and B can do a work in 7 days.
• A works double then B. So, A will take half of the days then B.
• Let A takes x days and B takes 2x days to complete a work.
• Together they can complete the work in 7 days.

= 7

• So, A will take 10.5 days to complete the work.

## Question 51

Aptitude
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### Write in Short

2 oranges, 3 bananas and 4 apples cost ₹ 15.3 oranges, 2 bananas, and 1 apple costs ₹ 10. What is the cost of 3 oranges, 3 bananas and 3 apples?

### Explanation

• Let the cost of one orange is ₹ x.
• Let the cost of one banana is ₹ y.
• Let the cost of one apple is ₹ z.
• Here, cost of 2 oranges, 3 bananas and 4 apples is ₹ 15.
• So,
• Cost of 3 oranges, 2 bananas and 1 apple is ₹ 10.
• So,
• We are asked to find the cost of 3 oranges, 3 bananas and 3 apples.