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
If 3A = 4B = 6C, find: A : B : C.
If (p - x) : (q - x) be the duplicate ratio of p : q then show that: `1/"p" + 1/"q" = 1/"x"`
In a class, the ratio of boys to the girls is 7:8. What part of the whole class are girls?
Check whether the following quantities form a proportion or not?
0.8, 3, 2.4 and 9
Find the fourth proportional of 4 hours 40 minutes, 1 hour 10 minutes and 16 hours.
Arrange the following ratios in ascending order of magnitude: 2 : 3, 17 : 21, 11 : 14 and 5 : 7
Ratio of 5 km 400 m to 6 km = _______________
Ramesh earns Rs. 28000 per month. His wife Rama earns Rs. 36000 per month. Find the ratio of rama’s earnings to their total earnings.
In an election, the votes cast for two of the candidates were in the ratio 5 : 7. If the successful candidate received 20734 votes, how many votes did his opponent receive?
Express 150% as a ratio in the lowest form.
