Question

A cow and horse are bought for Rs.2,00,000. The cow is sold at a profit of 20% and the F
at a loss of 10%. The overall gain is Rs.4000. The cost price of the cow is:
30000
b) 80000
c) 70000
d) 120000
fr' denotes x raised to the power y, find the last two digits of (1941384) + (1961418).
6.82
c. 42
d. 22
Of a set of so numbers, average of first 10 number=average of last 20 numbers. Then the si
20 numbers is...​

Answer 1

Answer:

Overall profit =

4000

200000

×

100

=

2

%

By applying alligation rule, we get

enter image description here

So cost price of the cow = 2/5 x 200000 = 80,000

Answer 2

Answer:

Overall profit = 4000200000×100=2%4000200000×100=2%

By applying alligation rule, we get

enter image description here

So cost price of the cow = 2/5 x 200000 = 80,000