Advertisements
Advertisements
प्रश्न
Find the third proportional of `1/7 "and" 3/14`
Advertisements
उत्तर
Third proportional to `1/7 "and" 3/14`
`=(3/14 xx 3/14)/(1/7) = 9/196 xx 7/1 = 9/28`
APPEARS IN
संबंधित प्रश्न
Find the ratio compounded of the duplicate ratio of 5 : 6, the reciprocal ratio of 25 : 42 and the sub-duplicate ratio of 36 : 49.
Find the reciprocal ratio of e following :
81pq2 : 54p2q
If a,b,c are in continued proportion,
show that: `("a"^2 + "b"^2)/("b"("a" + "c")` = `("b"("a" + "c"))/("b"^2 + "c"^2)`
Find the mean proportional between 0.6 and 9.6
Find the triplicate ratio of `(1)/(2) : (1)/(3)`
If A: B = `(1)/(4) : (1)/(5)` and B : C = `(1)/(7) : (1)/(6)`, find A : B : C.
|
Distance from Mary’s home to school (in km.)
|
10 | 4 | |||
|
Distance from John’s home to school (in km.)
|
5 | 4 | 3 | 1 |
In a school excursion, 6 teachers and 12 students from 6th standard and 9 teachers and 27 students from 7th standard, 4 teachers and 16 students from 8th standard took part. Which class has the least teacher to student ratio?
`3/8 = 15/40`
The two terms of a ratio can be in two different units.
