Question

uugo
(a) 6 days
(b) 5 days
10. A can do a piece of work in 15 days. B is 50% more efficient than A. B can finish it in
(a) 10 days
(d) 10
(c) 12 days
(b) 7-days
days
2
1
2
Hint. A's 1 day's work
1
15
1
B's 1 day's work = 150% of
15
150 1 1
100 15 10​

Answer 1

Answer:

10 days

Step-by-step explanation:

B's efficiency = A's efficiency + 50%

B =A + 50%

=100+50 (let A is 100%)

= 150%

A's working time = 15 days

15 . 100 = X . 150 ( cancel in 50 table)

15 . 2 =X . 3

30 = X . 3 (cancel in 3 table)

10 = X

ans : 10 days

Answer 2

Answer:

See this Picture and tell who is best

In this Ferrari cost 45 Croce and Lamborghini cost 21 Croce Haaaa