If a = 3129 x 5128 x 722 ,
b = 3128 x 5129 x 721,
c = 3128 x 5129 x 721 and
d = 3127 x 5128 x 724, then HCF of a, b, c and d is
3128 x 5129 x 721
3127 x 5128 x 721
3127 x 5128 x 722
3128 x 5128 x 721
The value of
5
52
53
54
A.
5
The price of petrol increased by 25%. In order that expenses on petrol should not increase, one must reduce travel
25%
20%
18%
15%
Find the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad
902
800
814
None of these
A motor boat whose speed is 15 km/h in still water goes 36 km upstream and comes back to the starting point in 5 hours. Find the speed of the stream
5 km/h
10k/h
Cant determine
3km/h
The students (in Lakh) who appeared and ratio of pass and fail in different cities are given in the following table. Read carefully and answer following questions
City | Applicants (in lakh) | Ratio of pass and fail |
A | 1.25 | 7 : 3 |
B | 3.14 | 5 : 3 |
C | 1.08 | 4 : 5 |
D | 2.27 | 1 : 3 |
E | 1.85 | 3 : 2 |
F | 2.73 | 7 : 5 |
How many applicants pass in City E
13000
1110000
113000
111000