Explanation

Let Arif’s shear= x

Hafiz’s shear = 4x

Arif’s shear is 1/3 of Haider, it means

Haider shear = 3x

Given condition:

x + 4x + 3x= 2560

              8x = 2560                x = 320 

So arif’s shear = 320

Explanation

=2 % of 6,75,00,000

=2/100 x6,75,00,000

= Rs 1350000

Explanation

By using Flip rule:

So,

A’s 1 day work = 1/10

B’s 1 day work = 1/15

(A+B)’s 1 day work =

(1/10+1/15)= (3 + 2)/30 = 5/30= 1/6 

So together they can complete work in 6 days

Explanation

Mean weight of 6 boys =48 kg.

Let the weight of the 6th boy be a kg.

650+45+50+42+40+a​=48

=>227+a=288=>a=61

weight of the 6th boy =61 kg.

Explanation

 The IMF is accountable to its member country governments.

Explanation

Solution:

The ratio of two numbers is 

35:49

5:7

and the sum of two numbers is 

35+49=84

if if 5 subtracted from the sum of these two numbers

84-5=79

Explanation

Side of a square is increased by 25 % 

Let the  initial side be x

Initial area =x2

New Side =x+4x​=45x​

New area =1625x2​

increase in area =169x2​

∴ % increase =16900​=56.25 %

Explanation

Explanation

 PLO founded in May 28, 1964, Jerusalem

PLO stand for Palestine Liberation Organization

Explanation

Ḥamās founder and spiritual leader, Sheikh Ahmed Yassin