Advertisements
Advertisements
Question
Evaluate:
8% of 900 – 12% of 750 + 20% of 165.
Solution
8% of 900 – 12% of 750 + 20% of 165
= `(8xx900)/100-(12xx750)/100+(20xx165)/100`
= 72 − 90 + 33
= 72 + 33 − 90
= 105 − 90
= 15
APPEARS IN
RELATED QUESTIONS
Write the following as percent:
\[\frac{14}{625}\]
Express the following as decimal fractions:
6.3%
The population of a town increases by 10% annually. If the present population is 60000, what will be its population after 2 years?
A number 3.625 is wrongly read as 3.265; find the percentage error.
A man bought a certain number of oranges; out of which 13 percent were found rotten. He gave 75% of the remaining in charity and still has 522 oranges left. Find how many had he bought?
Find the value of the following:
7.5 % of 500 kg.
Out of a salary of Rs. 13,500, I keep 1/3 as savings. Of the remaining money, I spend 50% on food and 20% on house rent. How much do I spend on food and house rent?
A picture of chess board is given. Find the percentage of the white coloured squares
A metal bar weighs 8.5 kg. 85% of the bar is silver. How many kilograms of silver are in the bar?
`(25% "of" 50% "of" 100%)/(25 xx 50)` is equal to ______.
