Question
Arvind sold 40% more apples than Vishnu. Ratio of number
of apples sold by Vishnu to number of apples sold by Bishwa is 4:7. Find the number of apples sold by Arvind if number of apples sold by Bishwa is 630.Solution
ATQ, Let, number of apples sold by Vishnu and number of apples sold by Bishwa be ‘4x’ and ‘7x’, respectively. So, 7x = 630 Or, x = 90 Number of apples sold by Vishnu = 4x = 4 × 90 = 360 Therefore, number of apples sold by Arvind = 140% of 360 = 504
A’ and ‘B’ together can complete a work in 10 days while ‘A’ takes 18 days to complete the same work alone. If ‘C’ is 25% more efficient t...
Ravi and Manish can do a piece of work in 16 days and 20 days respectively. How long will it take to finish the work if Manish is to be replaced by Sanj...
'N,' 'V,' and 'R' have individual work completion times of 140 days, 112 days, and 80 days, respectively. They all started working together on a task, b...
N workers can complete a piece of work in 50 days. When 5 more workers joined, then the work got completed in 40 days, then what is the value of N?
5 girls can do a piece of work in 9 days, 4 boys can do the same piece of work in 8 days, 6 men do the same piece of work in 2 days and 4 women can do t...
P, Q, and R can complete a work in 12 days. 15 days and 30 days, respectively, working alone. How soon can the work be completed if P is assisted by Q a...
A and B can complete a work together in 36 days. If A alone can complete one-third of the work in lsquo;xrsquo; days and remaining work is completed by ...
'Ajeet' has an efficiency that is 40% lower than 'Chirag's, where as 'Bittu' is 20% more efficient than 'Chirag'. The time difference between 'Bittu' an...
Neha is five times as efficient as Riya and three times as efficient as Siya. If Riya takes 20 days to finish some work, then find the time taken by Neh...
A 250 litres mixture contains only water and phenyl in the ratio 3:2, respectively. If 60 litres of this mixture is replaced with 90 litres of alcohol, ...
Relevant for Exams:
