৪০৩৫
The sum of the 3 consecutive numbers i 123. the product of two smaller numbers is What?
উত্তর
1640
৪০৩৬
If Tk. 45,000 was invested in share when the price per share was TK. 90 and TK. 30,000 was invested when the price per share was TK. 60, what was the average price per share purchased?
উত্তর
TK. 75
৪০৩৭
Nishat bought two old cars for TK. 18,000 in total. By selling one at a profit of 25% and the other at a loss of 20%, she stays at a break-even. What was the cost price of each car?
উত্তর
Tk. 8,000 and Tk. 10,000
৪০৩৮
The price of sugar increases by 32%. A family reduces its consumption so that expenditure of the sugar is up by 10% only. If the total consumption of sugar before the price rise was 10 kg per month, then the consumption of sugar per month is approximately-
উত্তর
8.33 kg
৪০৩৯
What would be the total interest (in Taka) due on a loan of Tk. 600 at 6% simple interest per annum at the end of 30 months?
উত্তর
90