1000+ CBE Aptitude Test questions and Answers PDF - 1

Question: 1

Rajeev buys goods worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find the amount he will have to pay for the goods

(A) Rs. 6654

(B) Rs. 6876.10

(C) Rs. 6999.20

(D) Rs. 7000

Ans: B

Rajeev got 6% rebate as Rs. 6650

∴ Net price = 6650 × 0.94 = Rs. 6251

Tax on net price @ 10% = $${10}/{100} × 6251$$ = Rs. 625.10

∴ Total price = 6251 + 625.10 = Rs. 6876.10.

Question: 2

Fresh fruits contain 68% water and dry fruits contain 20% water. How much dry fruits can be obtained from 100 kg of fresh fruits?

(A) 32 kg

(B) 42 kg

(C) 50 kg

(D) 52 kg

Ans: D

Fresh fruit contains = 68% water

Dry fruit contains = 20% water

From 100 kg of fresh fruit = 100 $$(1 - {48}/{100})$$

= 52 kg dry fruits can be obtained

Question: 3

The population of a town increased from 1,75,000 to 2,62,500 in a decade. The average percent increase of population per year is

(A) 5%

(B) 6%

(C) 7%

(D) 8.75%

Ans: A

Average percentage increase of population/year

= $${262500 – 175000} / {175000 × 10} × 100$$

= $${87500} / {175000} × {100}/{10}$$ = 5%.

Question: 4

Express $$8{1}/{3}$$ as a fraction

(A) $${1}/{10}$$

(B) $${1}/{12}$$

(C) $${1}/{16}$$

(D) $${1}/{18}$$

Ans: B

$$8{1}/{3}$$% = $${25}/{3}$$% = $${25/3} × {1/100}$$ = $${1}/{12}$$

Question: 5

In an examination, 52% of the candidates failed in English and 42% failed in Mathematics. If 17% failed in both the subjects, then the percentage of candidates, who passed in both the subjects, was

(A) 21

(B) 22

(C) 23

(D) 25

Ans: C

Percentage of candidates who failed in
one or two or both subjects = 52 + 42 – 17 = 77

∴ Percentage of passed candidates = 100 - 73 = 23.

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