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If x:y =2:3, y:z=4:3 then x:y : y:z is
If p/q =r/s=2.5/1.5, the value of ps:qr is
The number which has the same ratio to 26 that 6 has to 13 is
If (5x3y)/(5y3x) =3/4 , the value of x:y is
The mean proportional between 12x^{2} and 27y^{2} is
If x:y=z:w=2.5/1.5, the value of (x+z)/(y+w) is 0
The mean proportional between 25,81 is
The fourth proportional to 4,6,8 is
If A:B=3:2 and B:C=3:5, then A:B:C is
If a/3=b/4=c/7, then a+b+c/c is
Division of Rs. 750 into 3 parts in the ratio 4:5:6 is
If A = B/2 = C/5, then A:B:C is
The third proportional to 12,18 is
In a library, the ratio of number of story books to that of nonstory books was 4:3 and total number of story books was 1248. When some more story books were bought, the ratio became 5:3. Find the number of story books bought.
If x/y=z/w, implies y/x=w/z, then the process is called
If u/v=w/p, then (uv)/(u+v)=(wp)/(w+p). The process is called
What is the fourth proportional to the numbers 2, 5, 8.
If p/q=r/s=pr/qs, the process is called
The sum of the ages of 3 persons is 150 years. 10 years ago their ages were in the ratio 7:8:9. Their present ages are
Two numbers are in the ratio 3:4; if 6 be added to each terms of the ratio, then the new ratio will be 4:5, then the numbers are
If a/b=c/d, implies (a+b)/(ab) = (c+d)/(cd), the process is called
12, 16, *, 20 are in proportion. Then* is
The numbers 14, 16, 35, 42 are not in proportion. The fourth term for which they will be in proportion is
X^{ab} x X^{bc} x X^{ca} is equal to
The value of 2(256)^{1/8} is
If x^{1/p} = y ^{1/q} = z^{1/r }and xyz =1 , then the value of p+q+r is
{(3^{3})^{2} x (4^{2})^{3} x (5^{3})^{2}}/{(3^{2})^{3} x (4^{3})^{2} x (5^{2})^{3}} is
The simplified value of 16x^{3}y^{2} x 8^{1}x^{3}y^{2} is
The value of 2 x (32)^{1/5} is
The value of y^{ab} x y^{bc}x y^{ca} x y^{ab} is
On simplification, 1/(a+a^{mn }+ a^{mp}) + 1/(1+a^{nm }+a^{np}) + 1/(1+a^{pm} +a^{pn}) is equal to
[{(2)^{1/2}. (4)^{3/4}. (8)^{5/6}. (16)^{7/8}. (32)^{9/10}}^{4}]^{3/25} is
If four numbers 1/2, 1/3, 1/5, 1/x are proportional then x is
147 videos175 docs99 tests

147 videos175 docs99 tests
