Explanation

2+2/2*2-2

=4/2*2-2

=2*2-2

=4-2

=2

Explanation

You get that after subtracting 60 from a number. So before subtracting, it should have been 60 + 60 = 120. 120 in the mind.

Now this number is 60% of some other number. Now now, don't pick up your calculator. 60% of something is 120. So what is 10% of it? 120/6 = 20. And hundred percent of it? yeah, 20*10 = 200.

Explanation

The measure of the angle that is equal to its complement is 45 degrees.

Explanation

Previous Salary: 25000

Current Salary: 27500

Difference = 27500 - 2500 = 2500

2500/25000 *100

Answer = 10%

Explanation

To find the perimeter of a square, use the formula:

Perimeter = 4 × side length

= 4 × 7 = 28 cm

Explanation

2+4+6

=12/3=4

Explanation

15/3

=1/5

Explanation

Three men (Amir, adil and fahad) and three women (Rani, anne and kiran) are sspending a few months ar a hillside. They are to stay in a row of nine cottages, each one living in his or her own cottage. There are no others staying in the same row of houses.

I) Anne, Amir, and Fahad do now want to stay in any cottage, which is at the end of the row.

II) Riani and Anna are unwilling to stay beside any occupied cottage.

III) Krian is next to adil and fahad

IV) Between anne ade fahad cottage there is just one vacant house.

V) None of the girls occupy adjacent cottages.

VI) The house occputied by amir is next to an end cattage.

Question:

which of the above statements can be said to have been derived from two other statements?

A) Statement I

B) Statement V

C) Statement II

D) Statement III

E) Statement VI

Explanation

The payback period is the number of months or years it takes to return the initial investment. 

Explanation

Prime numbers are numbers that have only 2 factors: 1 and themselves.