1.  What will come in place of the question mark (?) in the following questions? 4571 × 72 = ? × 18 + 3621 × 36?


11,054
11,042
10,000
8,020


Answer

 Option

11,042

Workspace

Report
Mail id: Report Error:

Answer Workspace Report

2.  A statue of 550BC is priced at 15000 rupees. But a person wants instalment on the statue. So he gaves 10000 rupee cash and make an instalment of rupees 650 for 8 months. Find the rate of interest charged by the shopkeeper?


10%
8%
6%
4%


Answer

 Option

Total amount buyer pays = 10000 + 650*8 = 15200 So to find the interest rate, 200 = 5000*(8/12)*R/100 So r= 6%.

Workspace

Report
Mail id: Report Error:

Answer Workspace Report

3.  Sankar borrowed some money at the rate of 4% pa for the first 4 years,6% for the next 3 years and 7% for the next 10 years.If the total interest paid by him is Rs.8528,how much money did he borrow?


None of these
16728
8328
8200


Answer

 Option

x*4*4/100 + x*6*3/100 + x*7*10/100 =8523 16x + 17x + 70x/100 = 8528 104 x = 852800 x = 852800/104 = 8200

Workspace

Answer Workspace Report

4.  Rs 1200 becomes Rs 1632 after 4 years. If the rate of interest is increased by 2%, what will be the amount then?


Rs 1,844
Rs 1,728
Rs 1,756
Rs 1,890


Answer

 Option

Increase in interest in 4 yrs with rate 2%= 1200*4*2/100 = 96 So amount = 1632+96 = 1728

Workspace

Report
Mail id: Report Error:

Answer Workspace Report

5.  If the annual rate of simple interest increases from 10% to 12(1/2)%,annual income increases by 2500 then the principal(Rs)?


1,02,500
1,25,000
)10,000
1,00,000


Answer

 Option

x *25*1/2*100 - x*10*1/100 = 2500 = 25x - 20x/200 = 2500 = 5x = 500000 = x = 500000/5 = 1,00,000

Workspace

Report
Mail id: Report Error:

Answer Workspace Report