Daily Challenge 17-Nov-2015 only for Maths

 Accept the challenge and find out how prepared You are for Exams:   

Ques 1) A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4-digit number 13b7, which is divisible by 11. Then, (a + b) =?

(A)       10                    (B)       11                    (C)       12                    (D)       15

 

Ques 2)  476 ** 0 is divisible by both 3 and 11. The non-zero digits in the hundred’s and ten’s  places are respectively:

(A)       7 and 4                        (B)       7 and 5                        (C)       8 and 5                        (D)       None of these

 

Ques 3) A tap can fill a tank in 6 hours. After half the tank is filled then 3 more similar taps are  opened. What will be total time taken to fill the tank completely.

(A)       2 hours 30 min.                    (B)       2 hours 45 min.

(C)       3 hours 30 min.                    (D)       3 hours 45 min.

 

Ques 4) An express train travelled at an average speed of 100 km/hr., stopping for 3 minutes after  every 75 km. How long did it take to reach its destination 600 km from the starting point?

(A)         6 hrs. 21 min                                   (B)          6 hrs. 24 min

(C)          6 hrs. 27 min                                   (D)         6 hrs. 30 min

 

Ques 5) Two trains travel in opposite directions at 36 kmph and 45 kmph and a man sitting in  slower train passes the faster train in 8 seconds. The length of the faster train is

(A)       80 m               (B)       100 m             (C)        120 m             (D)       180 m

 

Ques 6) At what rate of compound interest per annum will a sum of Rs. 1400 become Rs. 1573.04 in 2 years?

(A)       4%                 (B)       5%                 (C)        6%                 (D)       7%

 

Ques 7) There is 80% increase in an amount in 8 years at simple interest. What will be the compound interest of Rs. 14,000 after 3 years at the same rate?

(A)       Rs.3794        (B)       Rs.3714        (C)        Rs.4612        (D)       Rs.4634

 

Ques 8) A boat running upstream takes 8 hours 48 minutes to cover a certain distance, while it takes 4 hours to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively?

(A)       2 : 1                 (B)       3 : 2                 (C)        8 : 3                 (D)       Cannot be determined

 

Answer:

Q1 (A)

Q2 (C)

Q3 (D)

Q4 (A)

Q5 (D)

Q6 (C)

Q7 (D)

Q8 (C)

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