Advertisements
Advertisements
Question
Find the compounded ratio of the following:
3 : 5, 7 : 9 and 15 : 28
Advertisements
Solution
Compounded ratio of 3:5, 7:9 and 15: 28
= `3/5 xx 7/9 xx 15/28`
= `1/4`
Compounded ratio = 1 : 4
APPEARS IN
RELATED QUESTIONS
Find sub-duplicate ratio of 9 : 16
If 3x + 4 : x + 5 is the duplicate ratio of 8 : 15, find x.
If 4x + 4 : 9x – 10 is the triplicate ratio of 4 : 5, find x.
Find the duplicate ratio of the following :
(a+b): (a2- b2)
Ten gram of an alloy of metals A and B contains 7.5 gm of metal A and the rest is metal B. Find the ratio between:
- the weights of metals A and B in the alloy.
- the weight of metal B and the weight of the alloy.
The ratio between two numbers is 5 : 9. Find the numbers, if their H.C.F. is 16.
In the example below, find the ratio of the first number to the second.
84, 60
Antony brushes his teeth in the morning and night on all days in a week. Shabeen brushes her teeth only in the morning. What is the ratio of the number of times they brush their teeth in a week?
The ratio of 150 cm to 1 metre is 1 : 1.5.
Divide 20 pens between Sheela and Sangeeta in the ratio of 3 : 2.
