Advertisements
Advertisements
Question
If the ratio of Green, Yellow and Black balls in a bag is 4 : 3 : 5, then
(a) Which is the most likely ball that you can choose from the bag?
(b) How many balls in total are there in the bag if you have 40 black balls in it?
(c) Find the number of green and yellow balls in the bag.
Advertisements
Solution
Given: Green balls : Yellow balls : Black balls = 4 : 3 : 5
(a) Black ball.
(b) 4 : 3 : 5 = 4 × 8 : 3 × 8 : 5 × 8 = 32 : 24 : 40
If there are 40 black balls, then total number of balls = 32 + 24 + 40 = 96 balls
(c) Number of green balls = 32
Number of Yellow balls = 24
APPEARS IN
RELATED QUESTIONS
There are 36 members in a student council in a school and the ratio of the number of boys to the number of girls is 3 : 1. How any more girls should be added to the council so that the ratio of the number of boys to the number of girls may be 9 : 5?
If m : n = 4 : 9 and n : s : 3 : 7, find m : s
Find the third proportional to ₹1.60, ₹0.40
If `(2"y"+5"x")/(3"y"-5"x")=2 1/2`, find y, if x = 33
In the example below, find the ratio of the first number to the second.
52, 65
Express the following ratio in the simplest form:
85 : 561
Write the following ratio in the simplest form:
3 weeks : 30 days
25 kg : 20 g = 50 kg : 40 g
A ratio can be equal to 1.
Find the ratio of the following:
98 to 63
