Question
The presence of which bacteria is an indicator of water
pollution?Solution
The correct answer is C
A spent 20% of his monthly income on study and 72% of the remaining on rent. If amount spent on rent is Rs. 2016, then find the amount spent on study
In a given years, A sold 800 caps while B sold 60% more number of caps than A and C sold 25% less number of caps than B. Find the ratio between the numb...
Mr Rajesh buys a toy for Rs 27.50 and sells it for Rs 28.60 Find the gain percentage
What is the percentage change in the result when we add 36 to a certain number x, instead of subtracting 36 from the same number x?
Monthly income of Ajay and Bhanu is Rs. (x + 700) and Rs. x, respectively. If monthly income of Ajay is increased by 20% while that of Bhanu is decrease...
A shopkeeper marks an item at ₹800 and offers a 20% discount. He still makes a profit of 25%. What is the cost price of the item?
- A number is first increased by 80%, then increased by 50% and then decreased by 50%. If the resultant number is 360, then find the original number.
- If 40% of 'x' is the same as 20% of '120', then determine 'x'.
The number of boys and girls in a school is 160 and 220 respectively. 25% of boys left the school while 40 girls took admission in the school. Find the ...
P and Q are two numbers. Their average is 420, and the sum of P and Q is 200% of P. What percentage of P is the difference between P and Q?
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