Advertisements
Advertisements
Question
Choose the correct answer from the given options :
When the number 210 is increased in the ratio 5 : 7, the new number is
Options
150
180
294
420
Advertisements
Solution
210 is increased in the ratio 5 : 7, then
New increased number will be
= 210 × `(7)/(5)`
= 294
APPEARS IN
RELATED QUESTIONS
Divide Rs. 1290 in to A, B and C such that A is `2/5` of B and B : C = 4 : 3.
If r2 = pq, show that p : q is the duplicate ratio of (p + r) : (q + r).
Using properties of proportion solve for x, given
`(sqrt(5x)+sqrt(2x -6))/(sqrt(5x)- sqrt(2x -6)) = 4`
A sum of money Is divided in the ratio 2 : 3. If the larger portion is Rs 7,47,300. find the sum distributed.
If (p - x) : (q - x) be the duplicate ratio of p : q then show that: `1/"p" + 1/"q" = 1/"x"`
Reduce the following ratio to their lowest term:
2 m 40 cm : 1 m 44 cm
A woman reduces her weight in the ratio 7 : 5. What does her weight become if originally it was 91 kg.
A car travels 288 km in 4 hours and a train travels 540 km in 6 hours. The ratio of their speeds is
Ratio of 5 km 400 m to 6 km = _______________
To find the ratio of two quantities, they must be expressed in _____ units.
