Advertisements
Advertisements
Question
Find the third proportional to ₹1.60, ₹0.40
Advertisements
Solution
Let the required third proportional be x
∴ ₹1.60, ₹0.40, ₹x are in continued proportion.
⇒ 1.60 × x = 0.40 × 0.40
⇒ x = `(0.40xx0.40)/1.60`
⇒ x = 0.1
∴ Required proportional = 0.1
APPEARS IN
RELATED QUESTIONS
If a : e = 5 : 12, e : i = 8 : 3 and i : u = 9 : 16, then find a : u
In a club has 360 members, 40 play carrom, 96 play table tennis, 144 play badminton, and remaining members play volley-ball. If no member plays two or more games, find the ratio of members who play:
(i) carrom to the number of those who play badminton.
(ii) badminton to the number of those who play table-tennis.
(iii) table-tennis to the number of those who play volley-ball.
(iv) volleyball to the number of those who play other games.
Divide 72 in the ratio `2 1/2:1 1/2`
In the example below, find the ratio of the first number to the second.
52, 65
Find the ratio of the first quantity to the second.
750 grams, `1/2` kg
10 boys can dig a pitch in 12 hours. How long will 8 boys take to do it?
The ratio of the pocket money saved by Lokesh and his sister is 5 : 6. If the sister saves Rs 30 more, how much more the brother should save in order to keep the ratio of their savings unchanged?
Find the simplified form of the following ratio.
15 : 20
Which ratio is larger 10 : 21 or 21 : 93?
There are 20 girls and 15 boys in a class. What is the ratio of number of girls to the number of boys?
