# HCL Placement: Sample Questions 8 - 10 of 57

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## Question 8

### Question

MCQ▾

The cost price of 36 books is equal to the selling price of 30 books. What will be the gain?

Choice (4)

a.

20 %

b.

82 %

c.

18 %

d.

16 %

a.

### Explanation

• Cost price of 36 books is equal to selling price of 30 books.
• So, cost price (CP) of books will be ₹ 30.
• Selling price (SP) of books will be ₹ 36.
• Gain, =

=

= 6 ₹

• Gain (%) =

=

= 20 %

• Gain will be 20 % .

## Question 9

### Question

MCQ▾

A taxi fares were ₹ 1.00 for the first mile and ₹ 0.20 for each miles thereafter. The taxi fare for a 3-mile ride was________

Choice (4)

a.

₹ 4.20

b.

₹ 3.00

c.

₹ 2.40

d.

₹ 3.80

d.

### Explanation

• Taxi fares ₹ 1 for first mile and 0.20 for each miles there affter.
• Taxi covers total 3 miles distance.
• Subtracting mile distance, remaining distance will be miles.
• For miles taxi fares ₹ 0.20
• Then for miles how much taxi will fare total (?)

• Total fare for 3 miles = Fare for first mile + fare for rest miles

• Taxi fare for 3 miles ride will be ₹ 3.80.

## Question 10

### Question

MCQ▾

What is the output of the following program?

1. `int x=0x65;`
2. `main()`
3. `{`
4. `    char x;`
5. `    printf("%dn",x)`
6. `}`

### Choices

Choice (4)

a.

Unidentified

b.

‘A’

c.

Compilation error

d.

65

d.

### Explanation

• Here, integer x is defined with hex value 65, which is the ascii value of letter A.
• In the main function one character variable x is declared
• In the printf function we want to print the value of x which is a character.
• The format specifier is % d, which is for integer value.
• So, output will be 65.

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