Question
There are (m + 2) red roses, (m + 4) white roses and
‘m’ pink roses in a bag. If the probability of picking a pink rose is 5/18, then find the value of ‘m’. TYPE 38Solution
According to question, => {m/(m + 2 + m + 4 + m)} = 5/18 => m = 30/3 => m = 10
Ratio of monthly income to monthly expenditure of A is 11:7, respectively and monthly savings of A is Rs. 1600. Find the monthly income of A.
Total population of city P and Q is 3150 and 3640 respectively. If the ratio of number of males to females in city is P and Q is 5:4 and 4:3 respectivel...
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Total population of city P and Q is 3360 and 4850 respectively. If the ratio of number of males to females in city is P and Q is 5:3 and 3:2 respectivel...
Three positive numbers are in the ratio 2:3:4. The sum of their squares is 2349. What is the average of the largest and the second largest number?
P, Q and R together started a business. Two times the investment of P equals three times the investment of Q and the capital of Q is twice that of R. Fi...
The monthly salary of Anuj to Bisht is in the ratio 4:3, and the monthly income of Bisht to Chetan is in the ratio 2:1. If the difference between Chetan...
Rs 9,600 is to be divided between P and Q in the ratio 5 : 7. How much will each get?
The ratio of the salaries of Amit, Raj, and Dev is 5:6:7 respectively. Sumit’s salary is 10 rupees less than Amit’s. If the difference between Dev ...
80 percent of first number is equal to 40 percent of the second number. What is the respective ratio of the first number to the second number?
