If (83)² is subtracted from the square of a number, the answer so obtained is 8487. What is the number ?

Number System
If (83)² is subtracted from the square of a number, the answer so obtained is 8487. What is the number ?

163

124

179

146

163

124

179

146

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Number System
The product of two consecutive odd numbers is 6723. Find is the greater number.

77

83

85

80

77

83

85

80

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Number System
Which one of the following represents the sum of the first n even numbers?

N(N + 1)

N2+ 1

N(N – 1)

N2

N(N + 1)

N2+ 1

N(N – 1)

N2

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Number System
If the numberator of a fraction is increased by 50% and denominator by 20% the fraction become 9/15. What was the original fraction ?

13/25

3/5

6/7

12/25

13/25

3/5

6/7

12/25

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Number System
A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent?

9

6

8

10

9

6

8

10

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Number System
A basket contains eight white and ten black balls. Two draws of one ball each are made without replacement. What is the probability that one ball is white and the other ball is black ?

80/153

80/151

80/152

80/150

80/153

80/151

80/152

80/150

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Number System

Number System If (83)² is subtracted from the square of a number, the answer so obtained is 8487. What is the number ?

Number System The product of two consecutive odd numbers is 6723. Find is the greater number.

Number System Which one of the following represents the sum of the first n even numbers?

Number System If the numberator of a fraction is increased by 50% and denominator by 20% the fraction become 9/15. What was the original fraction ?

Number System A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent?

Number System A basket contains eight white and ten black balls. Two draws of one ball each are made without replacement. What is the probability that one ball is white and the other ball is black ?

Number System
If (83)² is subtracted from the square of a number, the answer so obtained is 8487. What is the number ?

Number System
The product of two consecutive odd numbers is 6723. Find is the greater number.

Number System
Which one of the following represents the sum of the first n even numbers?

Number System
If the numberator of a fraction is increased by 50% and denominator by 20% the fraction become 9/15. What was the original fraction ?

Number System
A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent?

Number System
A basket contains eight white and ten black balls. Two draws of one ball each are made without replacement. What is the probability that one ball is white and the other ball is black ?