Question
Which of the following is not considered a greenhouse
gas?Solution
Correct Answer: C Nitrogen, unlike the other gases listed, does not contribute to the greenhouse effect, which involves the trapping of heat in the atmosphere.
Ratio between two numbers is 4:7 and their difference is 39 . Find the sum of the given two numbers.
A, B, and C made certain investments and the ratio of their time periods is 3: 2: 7 respectively. The ratio of A, B, and C profits is 4: 3: 14 respectiv...
Consider two positive numbers that have a ratio of 5:7. If the combined total of their squares equals 1184, determine the sum of these two numbers.
The number of students in class IX and class X is 70 and 75, respectively. The ratio of the number of boys to girls in classes IX and X is 9: 5 and 8: 7...
The ages of X and Y are in the proportion of 6: 5 and the total of their ages is 66. The proportion of their ages after 4 years will be:
P, Q and R together started a business. Six times the investment of P equals eight times the investment of Q and the capital of Q is twice that of R. Fi...
Ratio of male to female population of a town in 2010 was 13:12 and total population in 2010 was 25000. If the male population is ___ and female populat...
An alloy contains copper and zinc in the ratio 5 : 3 and another contains copper and tin in the ratio 8 : 5. If equal weights of the two are melted toge...
The incomes of A and B are in the ratio 4 : 5 and their expenditures are in the ratio 3 : 4. If each saves Rs 4,000, find the income of B.
A bag contains 1 rupee, 50-paise, and 25-paise coins in the ratio 5 : 6 : 8. If the total amount is Rs. 240, find the number of 25-paise coins.
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