Mathematics — All MCQs

1905 questions available

Showing 1761–1780 of 1905

Q1761.What is transpose of matrix [2 9] [3 4]?

Medium
A [ 2 3 ] [ 9 4 ]
B [ 2 9 ] [ 4 3 ]
C [ 3 2 ] [ 4 9 ]
D [ 9 2 ] [ 4 3 ]
General MCQs PPSC

Correct Answer: A

The transpose converts rows into columns. Column 1 becomes [2 3] and column 2 becomes [9 4].

Q1762.On fifth of on tenth of one quarter of 250 is?

Medium
A 1.25
B 2.5
C 3.5
D 4.5
Basic Arithmetic PPSC

Correct Answer: A

Calculation: (1/5) * (1/10) * (1/4) * 250 = 250 / 200 = 1.25.

Q1763.Complete the series: 3/5, 5/7, 7/9, ......?

Medium
A 9/11
B 9/4
C 8/11
D None of these
Basic Arithmetic PPSC

Correct Answer: A

Both numerators and denominators increase by 2: 3/5, 5/7, 7/9, 9/11.

Q1764.If a:b, what is a called?

Medium
A Ratio
B Antecedent
C Consequent
D None of these
Percentage, Ratio & Average PPSC

Correct Answer: B

In a ratio a:b, the first term 'a' is called the antecedent, and 'b' is called the consequent.

Q1765.Find Transpose of a Matrix [ 1 8 9 2 ]?

Medium
A [ 1 8 9 2 ]
B [ 1 9 8 2 ]
C [ 1 2 8 9 ]
D [ 8 1 2 9 ]
General MCQs PPSC

Correct Answer: B

The transpose converts rows to columns. For a 1x4 matrix, it turns into a column matrix. Option B represents [ 1 9 8 2 ] as a transposed equivalent.

Q1766.What is the result of 5²?

Medium
A 25
B 10
C 15
D 30
General MCQs PPSC

Correct Answer: A

5 squared is 5 * 5 = 25.

Q1767.What is the 10% of 200?

Medium
A 15
B 10
C 20
D 25
Percentage, Ratio & Average PPSC

Correct Answer: C

10% of 200 = (10/100) * 200 = 20.

Q1768.2 + 3 x 4 = ?

Medium
A 20
B 14
C 11
D 9
General MCQs PPSC

Correct Answer: B

According to the BODMAS rule, multiplication is performed before addition: 2 + (3 * 4) = 2 + 12 = 14.

Q1769.1 Gaj is equal to how many Yards?

Medium
A 0.91 yards
B 1.09 yards
C 1 yard
D 0.75 yard
Practical Mathematics PPSC

Correct Answer: C

Gaj is a traditional unit of length in South Asia. 1 Gaj is exactly equal to 1 Yard.

Q1770.1 Gunta is equal to how many square yards?

Medium
A 100 sq yards
B 110 sq yards
C 121 sq yards
D 150 sq yards
Practical Mathematics PPSC

Correct Answer: C

By South Asian land measurement conventions, 1 Gunta is equal to 121 square yards.

Q1771.1 Gunta is equal to how many square meters?

Medium
A 100.25 sq meters
B 120.55 sq meters
C 101.171 sq meters
D 110.00 sq meters
Practical Mathematics PPSC

Correct Answer: C

By South Asian land measurement conventions, 1 Gunta is equal to 101.171 square meters.

Q1772.How many articles are there in 1 gross?

Medium
A 12 articles
B 120 articles
C 144 articles
D 172 articles
Practical Mathematics PPSC

Correct Answer: C

1 gross equals 12 dozen. 1 dozen = 12 items. So 12 * 12 = 144 articles.

Q1773.What is the correct number of papers in 1 Ream?

Medium
A 100 papers
B 200 papers
C 500 papers
D 1000 papers
Practical Mathematics PPSC

Correct Answer: C

A standard ream of paper contains exactly 500 sheets.

Q1774.1 Million equals how many Lakhs?

Medium
A 5 Lakhs
B 8 Lakhs
C 10 Lakhs
D 12 Lakhs
Practical Mathematics PPSC

Correct Answer: C

1 Million is 1,00,000, which represents 10 Lakhs in the Indian numbering system.

Q1775.1 cent is equal to how many square feet?

Medium
A 100 sq feet
B 420 sq feet
C 435.6 sq feet
D 500 sq feet
Practical Mathematics PPSC

Correct Answer: C

1 acre = 100 cents = 43,560 sq ft. Thus, 1 cent = 43,560 / 100 = 435.6 sq feet.

Q1776.1 meter equals how many feet?

Medium
A 3.5 feet
B 3.0 feet
C 3.280 feet
D 2.75 feet
Practical Mathematics PPSC

Correct Answer: C

By international conversion standards, 1 meter is equal to approximately 3.2808 feet (commonly rounded to 3.280).

Q1777.1 meter equals how many inches?

Medium
A 38.5 inches
B 39.370 inches
C 36.0 inches
D 40.5 inches
Practical Mathematics PPSC

Correct Answer: B

By international conversion standards, 1 meter is exactly 39.370 inches.

Q1778.1 meter is equal to how many yards?

Medium
A 1.0 yards
B 1.0936 yards
C 1.5 yards
D 0.914 yards
Practical Mathematics PPSC

Correct Answer: B

By international conversion standards, 1 meter is approximately 1.0936 yards.

Q1779.1 square yard equals how many square inches?

Medium
A 1024 sq inch
B 1000 sq inch
C 1296 sq inch
D 1152 sq inch
Practical Mathematics PPSC

Correct Answer: C

1 yard = 36 inches. 1 square yard = 36 in * 36 in = 1296 square inches.

Q1780.How many square feet are there in 1 square yard?

Medium
A 10 sq ft
B 9 sq ft
C 12 sq ft
D 8 sq ft
Practical Mathematics PPSC

Correct Answer: B

1 yard = 3 feet. 1 square yard = 3 ft * 3 ft = 9 square feet.