Elitmus Exam Numerical Ability Percentage

an old article is available or rs 12000 at cash payment or is available for rs 7000 cash payment and a monthly installment of rs630 for 8 months .the rate % per annum is?

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40=12000*R*8/(12*100)
7 years agoHelpfull: Yes(1) No(3)

P=12000
Remain=5000
Yearly payment process=630/8 *12=945
Let rate= x.
945=(5000*1*x)/100
x=18.9
4 years agoHelpfull: Yes(0) No(1)

Elitmus Other Question

if the annual rate of si increases from 10% to 25/2%,a man's yearly income increases by rs1250.his principal is? ramesh deposited rs 15600 in a fixed deposit at a rate of 10% per annum s.i.after every second year ,he adds his interest earnings to the principal.the interest at the end of fourth year is