If a car travels at 80 km/h, how much distance will it cover in 2.5 hours? A. 150 km B. 180 km C. 200 km D. 220 km Explanation: Distance = 80×2.5 = 200 km.
If the area of a square is 64 cm², what is its side? A. 6 cm B. 7 cm C. 8 cm D. 9 cm Explanation: Side = √64 = 8.
If the simple interest on Rs. 1000 for 2 years at 5% per annum is calculated, what is the interest? A. Rs. 50 B. Rs. 75 C. Rs. 100 D. Rs. 150 Explanation: SI = (1000×5×2)/100 = 100.
If a number is divided by 5 and the result is 12, what is the number? A. 50 B. 55 C. 60 D. 65 Explanation: Number = 12×5 = 60.
If a shopkeeper gives a discount of 10% on Rs. 500, what is the final price? A. Rs. 400 B. Rs. 420 C. Rs. 450 D. Rs. 480 Explanation: Discount = 50 ⇒ SP = 450.
If 8 workers can complete a job in 15 days, how many workers are needed to complete it in 10 days? A. 10 B. 12 C. 14 D. 16 Explanation: Work = 8×15 = 120 ⇒ workers = 120/10 = 12.
If a number is increased by 25% and becomes 250, what was the original number? A. 150 B. 180 C. 200 D. 220 Explanation: 125% = 250 ⇒ original = 250/1.25 = 200.
If the cost price of an article is Rs. 500 and it is sold at 20% profit, what is the selling price? A. Rs. 550 B. Rs. 600 C. Rs. 620 D. Rs. 650 Explanation: SP = 500 + 20% of 500 = 600.
If a train travels 60 km in 1 hour, how much distance will it cover in 45 minutes? A. 30 km B. 40 km C. 45 km D. 50 km Explanation: 45 min = ¾ hr ⇒ distance = 60×¾ = 45 km.
If 12 men can complete a work in 10 days, how many days will 15 men take? A. 6 B. 8 C. 10 D. 12 Explanation: Work = constant ⇒ 12×10 = 15×x ⇒ x = 8.