Basic Mathematics-Arithmetic (KVPY Stream-SA (Class 11) Math): Questions 50 - 55 of 83

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Question number: 50

» Basic Mathematics » Arithmetic » Number Games

MCQ▾

Question

The number of distinct primes dividing Equation is –

Choices

Choice (4) Response

a.

7

b.

6

c.

8

d.

9

Question number: 51

» Basic Mathematics » Arithmetic » Solving Expressions

MCQ▾

Question

If x, y are real number such that Equation , then the value of Equation is –

Choices

Choice (4) Response

a.

2

b.

1

c.

0

d.

3

Question number: 52

» Basic Mathematics » Arithmetic » Number Games

MCQ▾

Question

Let n > 1 be an integer. Which of the following sets of numbers necessarily contains a multiple of 5?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 53

» Basic Mathematics » Arithmetic » Rates

MCQ▾

Question

Mahesh and Joseph are working on an assignment. Mahesh takes 8 hours to type 28 pages on a computer, while Joseph takes 4 hours to type 32 pages. How much time will they take, working together on two different computers to type an assignment 69 pages?

Choices

Choice (4) Response

a.

9 hr

b.

9 hr 25 min

c.

8 hr 30 min

d.

10 hr 15 min

Question number: 54

» Basic Mathematics » Arithmetic » Ratio and Proportion

MCQ▾

Question

A bag contains 50 p, 25 p and 10 p coins in the ratio Equation , amounting to Rs. 117. Find the numbers of coins of each type,

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 55

» Basic Mathematics » Arithmetic » Rates, Speeds and Unitary Method

MCQ▾

Question

Two workers A and B are engaged to do a piece of work. Working alone, A takes 12 hours more to complete the work than if both worked together. On the other hand, working alone, B would need 3 hours more to complete the work than if both worked together. How much time would they take to complete the job working together?

Choices

Choice (4) Response

a.

Equation

b.

9 hr

c.

8 hr

d.

6 hr

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