June 23, 2019
Alok deposits Rs.5,000 in his bank account for 5 years to earn an interest
of 12%.what amount will he get after 5 years?
sub and get S.I=3000
amount aft 5 yrs=principle+S.I
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A supplier supplies cartridges to a news paper publishing house.
He earns a profit of 20% by selling cartridges for Rs. 540.
Find the cost price of the Cartridges?
Cost Price(C.P) = x
So,Cost Price= Rs.450
Ramakant wants to earn Rs. 1,500 interest on his deposits.
He plans to buy a sack of grains with the interest.
He puts Rs. 5,000 into his account that earns 2.5% interest.
How long will he need to leave his money in the account to earn
this interest that would help him buy the sack of grains?
By the problem (p * r * t)/100=1500
or, (5000 * 2.5 * t)/100=1500
which gives t=12 years.
A Certain sum of money amounts to Rs 2500 in a span Of 5 years and further
to Rs.3000 in a span of 7 years at simple interest The sum is_______
As the rate of interest for both the cases are same
(A1-P)/T1 = (A2-P)/T2
17500 - 7p = 15000 - 5p
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