Two numbers are in the ratio 3:4. The product of their HCF and LCM is 2028. Then sum of the number will be
72
86
68
91
An article is sold at 20% profit. If its cost price is increased by 50 and at the same time if its selling price is also increased by 30, the percentage of profit decreased by %,then the cost price is
851
852
850
853
C.
850
Let the cost price be = x
Profit percent as given = 20%
The selling price will be=
According to question,
New profit % = =%
New cost Price=x+50
New Selling Price =
=
=
A can do a work in 6 days. B takes 8 days to complete it. C takes as long as A and B would take working together. How long will it take B and C to complete the work together?
days
4 days
5 days
days