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Total Distance = 30 km +90 km 5 km =125 km Time taken by cycle = 30 km/10km/h = 3 hours Time taken by car = 90 km/45 km/h = 2 hours Time taken on foot = 5 km/5km/h = 1 hour Total Time =3+2+1= 6 hours Average Speed = 125 km/6 hours = 20.83 km/h
The ratio of two numbers is 3:5. If each number is decreased by 2, the ratio becomes 5:9. Find the smaller numbers.
5 years ago ratio of the ages of the two persons A and B was 3:1. 3 years hence the ratio of their ages will be 7:3. Find the present age of B.
By mistake, by dividing Rupees 2256 between x, y and z in the proportion 1/3: 1/4: 1/5, it was divided in the proportion of 3:4:5. What is the differenc...
If A:B:C = 2:3:8 and (B + C) = 132, then find the difference between 'C' and 'A'.
If A:B = 7:6 and B:C = 12:15 respectively, then find the value of (A + C) :(A + B) .
The ratio of heartbreak to emotions is 2:3:4:5 The price of heart is inversely proportional to the square of emotions. If there is a loss of Rs 1420 due...
80 percent of first number is equal to 70 percent of the second number. What is the respective ratio of the first number to the second number?
P, Q and R together started a business. Seven times the investment of P equals eight times the investment of Q and the capital of Q is twice that of R. ...
The ratio of males to females appearing for an exam in Ranchi is 13:24. It is known that 20% of the males and 25% of the females cleared the exam. If th...
In a class of 355 students, 255 are girls and remaining are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wear...
