A batsman scored 51 runs in 13th innings such that his average decreased by 3. What was his average after 12 innings? a. 90 b. 110 c. 80 d. 60 e. 130 Sol: Let the average after 12th innings = n Then the average after 13th innings = n – 3 12 * n + […]
A batsman scored 51 runs in 13th innings such that his average decreased by 3 Read More »
64, 32, ?, 120, 420, 1890 a) 32 b) 80 c) 16 d) 33 e) 48 Sol: 64*0.5=32 32*1.5=48 48*2.5=120 120*3.5=420 420*4.5=1890
The Selling price and marked price of an article is Rs. 150 and Rs. 300 more than its Cost price respectively. If profit percentage of the article is 1.5 times the discount percent, then find the Cost price of the article? a. 300 b. 600 c. 900 d. 450 e. 750 Sol: Let MP, CP
The speed of two trains is in the ratio of 5:4 and each of them travelled 270km. If the total time taken is 9 hours, then find the speed of the faster train? a. 40.0 kmph b. 56.5 kmph c. 67.5 kmph d. 78.5 kmph e. 82.5 kmph Sol: Let the speed of faster and
40 Men can do a work in 8 days and Women’s efficiency is 33.33% more than that of men, who can do the same work in 12 days. In how much time, 16 Men and 9 Women will complete the whole work together? a. 50/3 days b. 40/3 days c. 38/3 days d. 46/3 days
499 * 4.12 ÷ 9.89 – 319. 78 ÷ 3.88 – 8. 122 =? a) 36 b) 60 c) 72 d) 56 e) 48 Sol: 499 * 4.12 ÷ 9.89 – 319. 78 ÷ 3.88 – 8. 122 = ? 500 * 4 ÷ 10 – 320 ÷ 4 – 82 = ? 200 –
Priya distributed 444 Notebooks among her three sons P, Q and R such that P got 2/3rd less than Q and 60% more than R. How many books received by P? a. 46 b. 66 c. 86 d. 96 e. 120 Sol: Total notebooks = 444 P= (1 – 2/3) Q and therefore P =
At what rate of interest, does a sum of money becomes 27 times itself in three years compounded annually, what is rate of interest? a. 100% b. 250% c. 200% d. 150% e. 300% Sol: Let the principal amount be ‘P’ and rate of compound interest be ‘R’ then, 27P = P * (1 +
Rahul’s age four years ago is six times of Mohan’s age after 10 years and sum of Rahul, Mohan and Amit after two years is 124 years. If Amit is three years older than Rahul, then what is the Amit’s age after 9 years? a. 70 b. 50 c. 45 d. 65 e. 80 Sol:
2500 * 4 – ? * 3 = (427 – 33) a) 70 b) 50 c) 80 d) 60 e) 90 Sol: 2500 * 4 – ? * 3 = (427-33) 50 * 4 = ? * 3 + (427-27) 200 – 400 = ? * 3 ? * 3 = 200 – 20 ?
