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Rust is hydrated iron(III) oxide, which forms when iron reacts with oxygen and moisture.
The ratio of the number of boys to the number of girls in a school of 640 students, is 5 : 3. If 30 more girls are admitted in the school, then how many...
The ratio of prices listed for a bag and that of a belt is 2:1. In a sale, there was a discount of 40% on the belt. At the time of checkout, Ankit notic...
In a garden, the ratio of roses to tulips is 2:3. After planting 6 additional roses and 4 additional tulips, the ratio of roses to tulips changes to 3:4...
Out of total number of people in an office, 52% are males. Ratio of number of married to that of unmarried people in the office is 3:2 while ratio of nu...
₹ 6,900 is divided between L, M and N in the ratio of 6: 8: 9. If 'L' and 'M' each gave ₹ 300 to N then the new ratio of shares of L, M and N is:
The speeds of three cars are in the ratio of 3: 2: 4. The ratio of respective time taken by these cars to travel the same distance is:
Two friends, A and B, have money in the ratio of 4:3. If A's money decreases by 20% and B's money increases by Rs 35, their amounts become equal. What i...
A plot has to be divided among P, Q and R in the ratio 3:4:6 respectively. If the area of plot received by R is 4800m ² more than the area of plot ...
Three numbers are in ratio 4:5:7. If the sum of the squares of those three numbers is 360 then find the sum of the three numbers.
The number of students in class IX and class X is 42 and 45, respectively. The ratio of the number of boys to girls in classes is IX and X is 9: 5 and 8...