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 (5x-3y)/(5y-3x) =3/4 , the value of x:y is
The mean proportional between 12x2 and 27y2 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
a/ 3 = b/ 4 = c/7
a/c = 3/ 7 ; b/ c = 4/7
(a+b+c) / c ⇒ a/ c+ b/ c + 1
⇒ 3/7 + 4/7+ 1
⇒ 1 + 1
⇒ 2
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
Let the third proportion be x
12 : 18 = 18 : x
x = 18*(18/12)
x = 18*(3/2)
x = 54/2
x = 27
In a library, the ratio of number of story books to that of non-story 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 (u-v)/(u+v)=(w-p)/(w+p). The process is called
What is the fourth proportional to the numbers 2, 5, 8.
If p/q=r/s=p-r/q-s, 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)/(a-b) = (c+d)/(c-d), 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
4x-1/4 is expressed as
Xa-b x Xb-c x Xc-a is equal to
The value of 2(256)-1/8 is
Which is True?
The value of 4/(32)1/5 is
If x1/p = y 1/q = z1/r and xyz =1 , then the value of p+q+r is
The value of (8/27)1/3 is
{(33)2 x (42)3 x (53)2}/{(32)3 x (43)2 x (52)3} is
2 ½ . 4 ¾ is equal to
Correct Answer :- b
Explanation : 21/2 * 41/2
1 * 2
= 2 (positive integer)
The simplified value of 16x-3y2 x 8-1x3y-2 is
The value of 2 x (32)1/5 is
The True option is
The value of ya-b x yb-cx yc-a x y-a-b is
The value of 81/3 is
On simplification, 1/(a+am-n + am-p) + 1/(1+an-m +an-p) + 1/(1+ap-m +ap-n) 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
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