Subjectwise MCQ
Statewise Prepration
Govt. Examwise MCQ
201 Mathematics MCQ Questions in english हिन्दी
The volume of a cube is 512 cm³. What is its side length?
Explanation: Cube root of 512 = 8
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
What is the value of sin²θ + cos²θ?
Explanation: This is a fundamental identity in trigonometry: sin²θ + cos²θ = 1
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
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
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
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
What is the area of a rectangle with length 10 cm and breadth 4 cm?
Explanation: Area = L × B = 10 × 4 = 40 cm²
A number when divided by 8 leaves a remainder 3. What is the number if quotient is 7?
Explanation: N = 8×7 + 3 = 59
What is the simple interest on ₹1000 at 5% for 2 years?
Explanation: SI = (P×R×T)/100 = (1000×5×2)/100 = 100
If x = 3, find the value of x² + 2x
Explanation: 3² + 2×3 = 9 + 6 = 15
Find the average of 6, 8, 10, 12, 14
Explanation: Sum = 50, Total numbers = 5, Average = 50 ÷ 5 = 10
What is (18 ÷ 3) + (4 × 2)?
Explanation: (18 ÷ 3) = 6; (4 × 2) = 8; Total = 6 + 8 = 14
Which of the following is NOT a function of the Reserve Bank of India?
The age of Mr. Aditya is one-half that of his wife, Sunita. They have two youngsters. The average family age is 20 years old. If Sunita’s age is 25 years, what is the average age of both children?.
Water made up 75% of a milk and water mixture in terms of weight. What would the percentage of water be if 15 g of water were added to a mixture weighing 60 g? (mass in gm)
If a person saves 6% of their income and two years later their income increases by 15%, but their savings remain the same, what is the approximate percentage increase in their expenditure?
Out of a group of candidates, 70% passed in English and 80% passed in Mathematics. Among the candidates, 10% failed in both subjects. If the number of candidates who passed in both subjects was 144, what was the total number of candidates who took the exam?
55% of 1400 + ?2 +282= (12)3
Two containers of the same capacity contain liquids with different ratios of milk to water. The first container has a ratio of 3:1 of milk to water, while the second container has a ratio of 5:2 of milk to water. If the contents of the two containers are mixed, what will be the resulting ratio of milk to water in the mixture?
For the first three months, a company produces 4000 items on average per month. How many items must it produce on average each month for the next nine months in order to produce 4375 items on average each month for the entire year?
A store owner permits a 10% discount from the item's marked price but levies an 8% sales tax on the discounted price. The price is marked if the customer pays Rs. 3,402 for the item(s) in question, sales tax included.
A man made a 10% profit when he sold some items. He bought more of these items with the money from the sale as a whole. This time, while selling them, he incurred a loss of 10%. His loss or gain in the transaction was.
In a test, 70% of candidates scored well in English, and 80% in mathematics. If 144 candidates passed in both subjects and 10% of them failed, that leaves 144 candidates overall.