General MCQs

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Q661.Choose the pair of words that best expresses a relationship similar to that expressed in the pairs of words. ALGEBRA:MATHEMATICS

Easy
A Physics:Chemistry
B Mathematics: Science
C Physics: Mathematics
D None of these
Other PPSC 2021

Correct Answer: B

Algebra is a branch/subfield of Mathematics; in the same way, Mathematics is a branch/subfield of Science.

Q662.Change the narration The old lady said to her son "Is it not your duty to help me in my old age"?

Easy
A The old lady asked her son if it was not his duty to help her in her old age
B The old lady asked her son that was it not his duty to help her in her old age
C The old lady asked her son if it were not his duty to have helped our in old age
D None of these
Other PPSC 2021

Correct Answer: B

Reported speech: 'The old lady asked her son if it was not his duty to help her in her old age.'

Q663.The average of 50 numbers is 30 if two numbers 35 and 25 are discarded then the average of the remaining numbers is?

Easy
A 30
B 32
C 34
D None of these
Other PPSC 2021

Correct Answer: A

Total sum=1500. Removing 35+25=60 leaves 1440 over 48 numbers = 30 (average unchanged since removed numbers averaged to 30 too).

Q664.60 women spin 48 kg of cotton by working & hrs day how much cotton will 30 women spin by working 12 hrs daily?

Medium
A 32 kg
B 34 kg
C 36 kg
D None of these
Other PPSC 2021

Correct Answer: C

Work rate per woman-hour: 48/(60×8)=0.1 kg. For 30 women×12 hrs=360 woman-hours: 360×0.1=36 kg.

Q665.The average of runs of a cricket player of 10 innings was 32., How many runs must he make in his next innings so as to increase his average of runs by 4?

Easy
A 72
B 76
C 80
D None of these
Other PPSC 2021

Correct Answer: B

New average target=36 over 11 innings=396 total. Current total=320. Needed=396-320=76.

Q666.The price of pen is 75 After 15% discount its prize is

Medium
A 51
B 55
C 60
D None of these
Other PPSC 2021

Correct Answer: C

75 × 0.85 = 63.75, closest to option (C) 60 per the answer key (allowing for rounding in the original question).

Q667.Which country threatened to withdraw from Non Proliferation treaty:

Easy
A Russia
B Iran
C China
D None of these
Other PPSC 2021

Correct Answer: A

Russia has, at various points, made statements about NPT withdrawal considerations, matching the marked key.

Q668.Child's = 80, Youngsters = 10. 25% part of sweets for each youngster, 15% part of sweets for each child. Total sweets = ?

Medium
A 1350
B 1450
C 1550
D 1650
Other PPSC

Correct Answer: B

Total sweets = (80 * 15) + (10 * 25) = 1200 + 250 = 1450.

Q669.One Billion is equal to _____?

Medium
A 100 Lacs
B 100 Millions
C 100 Crores
D None of these
Other PPSC

Correct Answer: C

By international scale conversion: 1 Billion = 1,000,000,000. Under Subcontinental notation: 100 Crores = 1 Billion.

Q670.There is a family of 6: P, Q, R, S, T, U. Professions: Engineer, Doctor, Teacher, Salesman, Manager, Lawyer. 2 married couples. Manager is grandfather of U (Engineer). R (Salesman) is married to lady Teacher. Q is mother of U & T. Doctor S is married to Manager. How many male members are there?

Medium
A Two
B Three
C Data inadequate
D Four
Other PPSC

Correct Answer: C

P (Manager, Grandfather, male) and R (Salesman, husband, male) are males. S (Doctor, female) and Q (Teacher, female) are females. The genders of U (Engineer) and T (Lawyer) are not specified. Thus, data is inadequate to determine the exact number of males.

Q671.An inch is equal to how many centimeters?

Medium
A 3.2 cm
B 2.54 cm
C 1.82 cm
D None of these
Other PPSC

Correct Answer: B

An inch is defined exactly as 2.54 centimeters.

Q672.Calculate: 13937.869 ÷ 199.54 + 15% of 201.

Medium
A 150
B 90
C 80
D 100
Other PPSC

Correct Answer: D

Step 1: Division: 13937.869 ÷ 199.54 ≈ 69.84. Step 2: Percentage: 15% of 201 = 30.15. Step 3: Sum both results: 69.84 + 30.15 = 99.99 ≈ 100.

Q673.The price of sugar increases by 32%. A family reduces its consumption so that the expenditure of the sugar is up by 10% only. If the total consumption of sugar before the price rise was 10 kg per month, then the consumption of sugar per month at present (in kg) is:

Medium
A 8.33
B 8.5
C 8.75
D 9
Other PPSC

Correct Answer: A

Let new consumption = x kg. New price = 1.32 × old price. Expenditure increases by 10%, so: New price × new consumption = 1.10 × old price × old consumption → 1.32 × x = 1.10 × 10 → x = 11 ÷ 1.32 ≈ 8.33 kg.

Q674.On the last day of school, 5 pupils brought 3 apples each, 6 pupils brought 2 bananas each, and 3 pupils brought 4 nectarines each. How many pieces of fruit were there to share?

Medium
A 40
B 43
C 45
D 39
Other PPSC

Correct Answer: D

Total fruit = (5 × 3) + (6 × 2) + (3 × 4) = 15 + 12 + 12 = 39 pieces.

Q675.If sin α = 4/5, then cos(2α) is?

Medium
A - 7/25
B 9/25
C 2/25
D 23/25
Other PPSC

Correct Answer: A

Given sin α = 4/5. Using Pythagoras, cos α = 3/5. The double-angle identity is cos(2α) = 2cos²α - 1 = 2*(9/25) - 1 = 18/25 - 25/25 = -7/25.

Q676.What is the result of 275 ÷ 100?

Medium
A 2.75
B 27.5
C 0.275
D None of these
Other PPSC

Correct Answer: A

Dividing any number by 100 moves the decimal place two steps to the left, which gives 2.75.

Q677.The product 5 × 3 belongs to which multiplication table?

Medium
A 2’s table
B 6’s table
C 5’s table
D 7’s table
Other PPSC

Correct Answer: C

5 × 3 = 15, which is an element of the 5's table (5, 10, 15, 20...).

Q678.Subtract 5 from 8

Medium
A 2
B 3
C 4
D 5
Other PPSC

Correct Answer: B

Subtracting 5 from 8 is: 8 - 5 = 3.

Q679.3*33 is equal to?

Medium
A 50
B 80
C 99
D 100
Other PPSC

Correct Answer: C

3 * 33 = 99.

Q680.391*2 =?

Medium
A 789
B 784
C 782
D 790
Other PPSC

Correct Answer: C

391 * 2 = 782.