Advertisements
Advertisements
प्रश्न
Choose the correct answer from the given options :
When the number 210 is increased in the ratio 5 : 7, the new number is
पर्याय
150
180
294
420
Advertisements
उत्तर
210 is increased in the ratio 5 : 7, then
New increased number will be
= 210 × `(7)/(5)`
= 294
APPEARS IN
संबंधित प्रश्न
Two numbers are in the ratio 5:7. If 3 is subtracted from each of them, the ratio between them becomes 2:3. Find the numbers.
Find the compounded ratio of the following:
(m-n):(m+n), (m+n)2 : (m2+n2) and (m4 - n4): (m2-n2) 2
In a mixture of 126 kg of milk and water, milk and water are in ratio 5 : 2. How much water must be added to the mixture to make this ratio 3 : 2?
Find the ratio of the first quantity to the second.
25 beads, 40 beads
If A: B = `(1)/(4) : (1)/(5)` and B : C = `(1)/(7) : (1)/(6)`, find A : B : C.
Find the ratio of the price of a pencil to that of a ball pen if pencils cost Rs 96 per score and ball pens cost Rs 50.40 per dozen.
Fill in the place holder:
The 1st, 2nd, and 4th terms of a proportion are 12, 21, and 14 respectively. Its third term is
Present age of father is 42 years and that of his son is 14 years. Find the ratio of age of father to the age of son when father was 30 years old.
Cost of a dozen pens is ₹ 180 and cost of 8 ball pens is ₹ 56. Find the ratio of the cost of a pen to the cost of a ball pen.
