Advertisements
Advertisements
प्रश्न
Rohit’s age is 12 years and Geeta’s age is 15 years. Express Rohit’s age as a percent of Geeta’s age.
Advertisements
उत्तर
`12/15xx100=4/5xx100=80%`
APPEARS IN
संबंधित प्रश्न
Two numbers are respectively 30 percent and 40 percent less than a third number. What percent is the second of the first?
Mohan gets Rs. 1, 350 from Geeta and Rs. 650 from Rohit. Out of the total money that Mohan gets from Geeta and Rohit. what percent does he get from Rohit?
Express the first quantity as a percent of the second:
40 P, ₹ 2
Express the first quantity as a percent of the second:
42 seconds, 6 minutes
Find the value of the following:
90% of 130
Find the value of the following:
7.5 % of 500 kg.
A class contains 25 children, of which 6 are girls. What percentage of the class are the boys?
Sunscreens block harmful ultraviolet (UV) rays produced by the sun. Each sunscreen has a Sun Protection Factor (SPF) that tells you how many minutes you can stay in the sun before you receive one minute of burning UV rays. For example, if you apply sunscreen with SPF 15, you get 1 minute of UV rays for every 15 minutes you stay in the sun.
A sunscreen with SPF 15 allows only `1/15` of the sun’s UV rays. What per cent of UV rays does the sunscreen abort?
Sunscreens block harmful ultraviolet (UV) rays produced by the sun. Each sunscreen has a Sun Protection Factor (SPF) that tells you how many minutes you can stay in the sun before you receive one minute of burning UV rays. For example, if you apply sunscreen with SPF 15, you get 1 minute of UV rays for every 15 minutes you stay in the sun.
A label on a sunscreen with SPF 30 claims that the sunscreen blocks about 97% of harmful UV rays. Assuming the SPF factor is accurate, is this claim true? Explain.
In a debate competition, the judges decide that 20 per cent of the total marks would be given for accent and presentation. 60 per cent of the rest are reserved for the subject matter and the rest are for rebuttal. If this means 8 marks for rebuttal, then find the total marks.
