Explanation

120 men can do work = 30 days

1 man can do this work = 120 x 30 = 3600 days

80 men can do this work = 3600/80 = 45 days

AGM 07.5.23

Explanation

The CP of the gun = Rs. 2500

The SP of the gun = Rs. 900

The loss is = CP - SP = Rs. ( 2500 - 900 )

= Rs. 1600

Hence, the loss incurred by Akbar is 64%.

AGM 07.5.23

Explanation

The term that describes the state of being without work for an educated person in a modern capitalist society, while seeking to earn one's livelihood, is unemployment.

Explanation

=1/4 + 3/4

= 1 + 3/4

= 4/4

= 1

***

ND28-1-2023

Explanation

2(l+b) =110

(L+b) = 55

B=L-3

Therefore L+L-3=55

2L=58

L=29 feet

Thus Length is 29 feet 

Explanation

****

ND20-1-2023

Explanation

  y-intercept = 4/-2 = 2/-1  = -2.00000 

ND18-1-2023

Explanation

Cost price of bicycle =Rs.8000

Profit of 25%

Hence,

⇒ 25/100 ×8000=2000

Selling price = Cost price + Profit

⇒8000+2000=Rs.10000

**

ND17-1-2023

Explanation

(1) Solve for x in the second equation.

x - 4y = -1

x - 4y + 4y = -1 + 4y

x = 4y - 1

(2) Replace x with 4y - 1 in the first equation.

3(4y-1) + y = 10

12y - 3 + y = 10

13y - 3 = 10

13y - 3 + 3 = 10 + 3

13y = 13

13y/13 = 13/13

y = 1

**

ND17-1-2023

Explanation

 1/2 expressed as a decimal fraction is 0.5

**

1/2= 0.5

when 1 is divided by 2 the answer will be 0.5

SH24-8-2023