Advertisements
Advertisements
प्रश्न
A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answer correctly?
Advertisements
उत्तर
Total number of problems in the test = 20
Students score = 80%
Number of problem answered = `80/100 xx 20` = 16
APPEARS IN
संबंधित प्रश्न
Find the number a, if 0.5% of a is 3
An alloy contains 32% copper, 40% nickel and rest zinc. Find the mass of the zinc in 1 kg of the alloy.
The value of a machine depreciates every year by 5%. If the present value of the machine be Rs 100000, what will be its value after 2 years?
A number is increased from 125 to 150; find the percentage increase.
A number increased by 15% becomes 391. Find the number.
Increase 180 by 25%.
What percent is: 25 cm of 4 metres
In a plot of ground of area 6000 sq. m, only 4500 sq. m is allowed for construction. What percent is to be left without construction?
Find the number that is 50% more than 48
A number is increased by 25% and then decreased by 20%. Find the percentage change in that number
