Melissa is ordering fencing to enclose a square area of 5625 square feet. How many feet of fencing does she need?
a) 75 ft
b) 150 ft
c)300 ft
d) 5625 ft
c) Use the area to find the length of a side of the square.
A= l x w=P
5,625ft^2=P
l=

If a discount of 25% off the retail price of a desk saves Mark $45, what was the desk's original price?
a) $135
b) $160
c) 180
d) 210
From the given information in the question, you know that 25% of the actual price of the desk is $45. Writing this is in the form of an equation it becomes:

(43+2-1)=
a) 46
b) 44
c) 45
d) 42
b) 44

(72-23-6)=
a) 54
b) 48
c) 43
d) 37
c) 43

A woman's dinner bill comes to $48.30. If she adds a 20% tip, what will she pay in total?
a) $9.66
b) $38.64
c) $68.30
d) $57.96
d) $48.30x120/100= $57.96

Which of the following is not a rational number?
a) -4
b) 1/5
c) 0.833
d) √2
d) ✓2
A rational number is the one which can be written in the form of a simple fraction. Observing cly, only option.

What is 1230.932567 rounded to the nearest hundredth?
a) 1200
b) 1230.9326
c) 1230.93
d) 1230
c) You are asked to round this given number to the nearest hundredth. Considering the numbers on the right of the decimal, the answer is 1230.93