Question 1 How many numbers between 900 and 3000 are exactly divisible by both 12 and 40? a) 18 b) 17 c) 12 d) 19 Answer : b) 17 Solution : If a number is divided by 12 and 40 then it must be divided by their LCM which is 120.Numbers between 900 and 3000 which…
Q 1. Reema can complete a piece of work in 12 days while Seema can the same work in 18 days. If they both work together, then how many days will be required to finish the work?a. 6 daysb. 7.2 daysc. 9.5 daysd. 12 days Q 2. If ‘A’ completes a piece of work in 3 days,…
Q1. A train crosses a man, who is running in the same direction of train at the speed of 2m/sec. in 10 seconds. The same train crosses a tunnel in 54 seconds. If speed of train is 72 km/h then what is the length of tunnel?(a) 850 m(b) 800 m(c) 900 m(d) 750 m(e) 650…
Q1. X invested Rs. P at 10% per annum, Y invested Rs.(P – 4000) less amount than X at the rate of 12% per annum. If they both get total compound interest at the end of two years Rs. 6412.8, then find capital invested by Y ?(a) 16000 Rs.(b) 12000 Rs.(c) 10000 Rs.(d) 14000 Rs(e)…
Directions (1 – 5): In each of these questions a number series is given. In each series only one number is wrong. Find out the wrong number. Q1. 3, 7, 23, 59, 123, 221, 367(a) 367(b) 23(c) 3(d) 221(e) 7 Q2. 8, 5, 7, 18, 80, 656, 10532(a) 656(b) 8(c) 5(d) 7(e) 10532 Q3. 56,…
In each of these questions, two equations (I) and (II) are given. Solve the equations and mark the correct option:(a) if x>y(b) if x≥y(c) if x<y(d) if x ≤y(e) if x = y or no relation can be established between x and y. Q1. I. x² + x – 12 = 0II. y² – 9y +…