Given:
First student score = 75%, Second student score = 60%, Difference = 30 marks
Solution:
Let the maximum marks in the test = M.
The first student scores 75%.
The second student scores 60%
0.75M − 0.60M = 30
0.15M = 30
M = 30/0.15 = 200
English
80 Questions
160 Marks
60 Mins English English20 Questions40 Marks12 Mins English English80 Questions160 Marks60 Mins EnglishIf the price of rice increases by 20% and a person reduces its consumption by 20%, by what percentage will his total expenditure on rice decrease?
The count of a certain breed of bacteria was found to increase at the rate of 4% per hour and then decrease by 2% per hour. Find the bacteria at the end of 2 hours if the count was 2,00,000 initially.
Kiran spends 75% of his income. If he saves ₹90000, then his income (in ₹) is:
If 30% of a number exceeds 20% of it by 24, then the number is:
A person spends 50% of his monthly salary on house rent. If he spends ₹912 on transport and ₹3,799 on groceries every month and saves the remaining ₹131, then find his monthly salary (in ₹).
A bus is moving at a speed of 82 km/hr. If its speed is reduced by 28%, then what will be the new speed of the bus (in km/hr)?
Suggested Test Series
Suggested Test Series
