1266+ MCQ Questions in english हिन्दी

Share:

If a + b + c = 0, then a³ + b³ + c³ =

3abc

. Radius of circle inscribed in right triangle (6, 8, 10) is:

r = (a + b – c)/2 = (6+8–10)/2 = 2.

Which queen of Bhopal was known for her administrative skills?

Sum of cubes of first n natural numbers equals 2025. n is:

n(n+1)/2) 2 =2025 → n(n+1)/2 = 45 → n(n+1) = 90 → n = 9.

Bhopal was ruled by a dynasty of:

Which British agency controlled the princely states of MP?

Who defeated Rani Durgavati in battle?

banner ad

Rani Durgavati belonged to which dynasty?

A man spends 3/5 of his salary. If he saves ₹8000, what is his salary?

Saving = 2/5 of salary ⇒ 2/5x = 8000 ⇒ x = 8000×5/2 = ₹20,000

Which tribal dynasty ruled over Garha-Katanga region?

Find the value of x: 2x + 5 = 17

Explanation: 2x = 12 ⇒ x = 6

If the area of an equilateral triangle is 49√3 cm², find its side.

Explanatio n: Area= (√3/4)×a² ⇒ 49√3 = (√3/4)×a² ⇒ a² = 196 ⇒ a = 14 cm

A cone has a height of 12 cm and radius 5 cm. What is its volume? (π = 3.14)

Explanation: V = (1/3)πr²h = (1/3)×3.14×25×12 = 314

In how many ways can the letters of the word "TALATHI" be arranged?

xplanation: Total letters = 7, but 'T' appears twice ⇒ 7!/2! = 5040/2 = 2520

banner ad

Find the median of 4, 7, 9, 15, 21

Explanation: Middle number = 9

What is the angle between the hands of a clock at 3:30?

Angle = |(30×hr − (11/2)×min)| = |(30×3 − 11/2×30)| = |90 − 165| = 75°

A man can do a work in 15 days, and a boy can do the same in 30 days. Working together, how long will they take?

Explanation: 1/15 + 1/30 = 1/10 ⇒ Time = 10 days

A car travels 360 km in 4.5 hours. What is the average speed?

Explanation: Speed = Distance / Time = 360 ÷ 4.5 = 80

A pipe can fill a tank in 6 hours, another can empty it in 9 hours. If both are opened together, in how many hours will the tank be full?

Explanation: Net fill rate = 1/6 − 1/9 = (3−2)/18 = 1/18 ⇒ Time = 18 hours

If the ratio of boys to girls in a class is 3:2 and there are 30 students, how many are girls?

Explanation: Total parts = 3+2 = 5; Girls = 2/5 × 30 = 12

The tomb of Hoshang Shah in Mandu inspired the architecture of:

banner ad

If the area of a circle is 154 cm², find its radius. (Use π = 22/7)

Explanation: A = πr² ⇒ 154 = (22/7)×r² ⇒ r² = 49 ⇒ r = 7 cm

Hoshang Shah ruled which kingdom?

A number when increased by 20% gives 72. What is the number?

Explanation: Let number be x ⇒ x + 20%x = 72 ⇒ x(1.2) = 72 ⇒ x = 72/1.2 = 60

Which Muslim ruler captured Mandu and renamed it ‘Shadiabad’?

The compound interest on ₹10,000 at 10% p.a. for 2 years is:

Explanation: CI = P(1 + r/100)ⁿ − P = 10000×(1.1)² − 10000 = ₹12100 − ₹10000 = ₹2100

A train 150 meters long crosses a pole in 15 seconds. What is its speed?

Explanation: Speed = Distance/Time = 150/15 = 10 m/s = 10 × 18/5 = 54 km/h

The sum of the first 20 natural numbers is:

Sum = n(n+1)/2 = 20×21/2 = 210

banner ad
×
Subscribe now

for Latest Updates

Articles, Jobs, MCQ and many more!