Question
Which layer of the Earth's atmosphere contains the ozone
layer?Solution
The ozone layer is located in the stratosphere , which absorbs and protects us from harmful UV radiation.
Three warehouses store goods in the ratio 7:5:6. When 10 more units are added to each, the ratio becomes 9:7:8. What was the original total quantity of ...
A, B and C has total 60 toffies with them. A has 25 toffies and the number of toffies with C is 5 less than that with B. How many...
In a college the ratio of boys and girls are in the ratio 7:9. 65% girls and 40% boys were absent. Find the girls present if the total number of student...
- The ratio of number of men to women in a team is 3:2, respectively. If the number of men were 10 less and the number of women were 15 more, then their numb...
A fruit seller sells apples at a profit of 20% and oranges at a loss of 10%. If the ratio of apples to oranges sold is 3:2 and the overall profit is rup...
- The ratio of apples to oranges in a basket is 3:2. If 12 apples are removed and 18 oranges are added, then the number of apples and oranges becomes equal. ...
The ratio of two numbers 'a' and 'b' is 7:4, respectively. Whereas the ratio of 'b' and 'c' is 5:8, respectively. When 15 is added to 'a', it becomes th...
Suppose 6A = 8B = 15C, then find the value of (A:B:C) .
- If 72% of (P - Q) is equal to 30% of 60% of (P + Q), then find the value of Q:P.
In an alloy of three metals, ratio of the quantity of gold, silver and platinum is 5:6:8, respectively. If total quantity of silver and platinum togethe...
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