100+ SBI PO Quantitative Aptitude Questions with Answers Pdf - 1

Question: 1

The largest natural number which exactly divides the product of any four consecutive natural number is

(A) 120

(B) 24

(D) 6

View Answer

Ans: B

1 × 2 × 3 × 4 = 24

∴ Required number = 24.

Question: 2

Three different containers contain 496 litres, 403 litres and 713 litres of water respectively. What biggest measure can measure all the different quantities exactly?

(A) 1 litre

(B) 7 litres

(D) 41 litres

View Answer

Ans: C

Required measurements = HCF of 496, 403 and 713 litres = 31 litres.

Question: 3

The highest common factor of 0 and 6 is

(A) 0

(B) 3

(D) Undefined

View Answer

Ans: D

Since division by 0 is undefined, so 0 cannot be a factor of any natural number.

Hence, H.C.F. of 0 and 6 is undefined.

Question: 4

The number of number-pairs lying between 40 and 100 with their H.C.F. as 15 is

(A) 3

(B) 4

(D) 6

View Answer

Ans: B

Numbers with H.C.F. 15 must contains 15 as a factor.

Now, multiples of 15 between 40 and 100 are 45, 60, 75 and 90.

∴ Number-pairs with H.C.F. 15 are (45, 60), (45, 75)
(60, 75) and (75, 90).

[∴ H.C.F. of (60, 90) is 30 and that of (45, 90) is 45]

Clearly, there are 4 such pairs.

Question: 5

A daily wage labourer was engaged for a certain number of days for Rs. 5750, but being absent on some of those days he has paid only Rs. 5000. What was his maximum possible daily wage?

(A) Rs. 125

(B) Rs. 200

(D) Rs. 375

View Answer

Ans: C

Maximum possible daily wage

= H.C.F. of Rs.5750 and Rs.5000 = Rs. 250.

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100+ SBI PO Quantitative Aptitude Questions with Answers Pdf - 1

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