IBPS RRB Clerk 2013 shift 1

Instructions

For the following questions answer them individually

Question 151

A alone can make 100 baskets in 6 days and B alone can make 100 baskets in 12 days. In how many days can A and B together make 100 baskets?

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Question 152

Samir’s age is one-fourth of his father’s age and two-third of his sister Reema’s age. What is the ratio of the ages of Samir, Reema and their father respectively?

Video Solution
Instructions

Study the information carefully to answer the following questions:

A bucket contains 8 red, 3 blue and 5 green marbles.

Question 153

If 4 marbles are drawn at random, what is the probability that 2 are red and 2 are blue ?

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Question 154

If 2 marbles are drawn at random, what is the probability that both are green?

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Question 155

If 3 marbles are drawn at random, what is the probability that none is red ?

Video Solution
Instructions

In the following questions two equations numbered I and II are given. You have to solve both equations and
Give answer If

a. x ˃ y
b. x ≥ y
c. x ˂ y
d. x ≤ y
e. x = y or the relationship cannot be established

Question 156

I. $${x^2}$$ - 7x + 10 = 0
II. $${y^2}$$ + 11y + 10 = 0

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Question 157

I. $${x^2}$$ + 28x + 192 = 0
II. $${y^2}$$ + 16y + 48 = 0

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Question 158

I.2x - 3y = - 3.5
II. 3x + 2y = - 6.5

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Question 159

I. $${x^2}$$ + 8x + 15 = 0
II. $${y^2}$$ + 11y + 30 = 0

Video Solution
Question 160

I. x = $$\sqrt {3136} $$
II.$$ {y^2}$$ = 3136

Video Solution
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