Advertisements
Advertisements
प्रश्न
Find the fourth proportional of `1/3, 2/5 "and" 8.4`
उत्तर
Fourth proportional of `1/3, 2/5 "and" 8.4`
`= (2/5 xx 8.4)/(1/3) = 2/5 xx 8.4 xx 3/1`
`= (2 xx 84 xx 3)/(5 xx 10 xx 1) = 252/25 = 10.08`
APPEARS IN
संबंधित प्रश्न
Find the duplicate ratio of `2sqrt(2) : 3sqrt(5)`
Find the sub-duplicate ratio of 9x2a4 : 25y6b2
There are 36 members in a student council in a school and the ratio of the number of boys to the number of girls is 3 : 1. How any more girls should be added to the council so that the ratio of the number of boys to the number of girls may be 9 : 5?
If a : e = 5 : 12, e : i = 8 : 3 and i : u = 9 : 16, then find a : u
A sum of money Is divided in the ratio 2 : 3. If the larger portion is Rs 7,47,300. find the sum distributed.
Find the ratio between 5 dozen and 2 scores. [1 score = 20]
If `(by + cz )/(b^2 + c^2) = (cz + ax)/(c^2 + a^2) = (ax + by)/(a^2 + b^2)` then show that each ratio is equal to `x/a = y/b = z/c`.
If A : B = 3 : 5 and B : C = 4 : 7, find A : B : C
In winter, a school opens at 10 a.m. and closes at 3.30 p.m. If the lunch interval is of 30 minutes, find the ratio of lunch interval to total lime of the class periods.
The ratio of the number of girls to the number of boys in a school is 2 : 5. If the number of boys is 225; find:
(i) the number of girls in the school.
(ii) the number of students in the school.
Find the reciprocal ratio of 4 : 7
Find the reciprocal ratio of `(1)/(9) : 2`
The sides of a triangle are in the ratio 7 : 5 : 3 and its perimeter is 30 cm. Find the lengths of sides.
Fill in the place holder:
Divide Rs 1400 among A. B and C in the ratio 2 : 3 : 5.
From your school diary, write the ratio of the number of holidays to the number of working days in the current academic year
20 g : 100 g = 1 metre : 500 cm
There are 102 teachers in a school of 3300 students. Find the ratio of the number of teachers to the number of students.
Given below is a Mathematical term.
Find the ratio of consonants to vowels in the term.
If the sub-duplicate ratio of 6x2 : 24y2 is ______.
