Find the compound amount if $1200 is deposited at 8% interest for 11 years if interest is compounded continuously
M=Pe^yr
2893.08
I=M-P
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Divide Rs. 80 in the proportion of 3:6:7.
3/16 X 80, 6/16 X 80, 7/16 X 80⇒ 15, 30, 35
Example:$800 is invested at 7% for 6 years.Find the interest compounded anually?
M=P(1+i)^n
ln a company all Mondays and Sundays are offs. If a month starts with a Monday and has 31 days then how manys offs will be there in that month?
A student gets 22 marks more in French than what she got in German. Her German marks are 28% of the sum of her French and German marks. What are her French marks?
How many digits will be there to the right of the decimal point in the product of 85.44 and .08455 ?
Sum of decimal places = 7.
Since the last digit to the extreme right will be zero (since 4 x 5 = 20), so there will be 6 significant digits to the right of the decimal point.
If 5x - 17 = -x + 7, then x = ?
Given equation 5x-17 = -x+7
Add 1x to each side of the equation
5x-17+x = -x+7+x
6x=24
x=4
A man lent a sum of money at the rate of simple interest of 4%. If the interest for 8 years is Rs 340 less than the principal, the principal is
Rate = 4%
Time = 8 years
Simple Interest = PTR/100
= 32P/100
Given, P –32P/100 = 34068
P = 34000
P = 500