Related Questions

Shahin has purchased a square sheet of plywood of 169 square feet area. To cover a wall he must cut off two feet from a side. What is the area, in square feet, of the wall?
A 117
B 121
C 143
D 141
Saurabh has purchased a square sheet of plywood of 196 square feet area. To cover a wall he must cut of 3 feet from a side. What is the area, in square feet, of the wall?
A 154
B 144
C 169
D 168
Ashraful has purchased a square sheet of plywood of 169 square feet area. To cover a wall he must cut off 3 feet from a side. What is the area, in square feet, of the wall?
A 154
B 144
C 196
D 130
Lubana purchased 20 kg of pulses at a rate of Tk. 14.25 per kg and 30 kg of pulses at a rate of TK. 11.50 per kg.She decided to mix the two and sold the mixture. To make a profit of 30% what price per kg should he sell the mixture ?
A 15.60
B 14.80
C 16.38
D 18.20
A brand of paint costs Tk. 14 per liter and 1 liter of paint will cover an area of 150 square feet. what is the minimum cost of paint needed to cover the 4 walls of a rectangular room that ix 12 feet wide, 16 feet long and 8 feet high?
A Tk. 42
B Tk. 32
C Tk. 50
D Tk. 30
A brand of paint costs Tk. 14 per liter, and 1 liter of paint will cover an area of 150 square feet. What is the minimum cost of paint needed to cover the 4 walls of a rectangular room that is 12 feet wide, 16 feet long and 8 feet high?
A Tk. 42
B Tk. 32
C Tk. 50
D Tk. 30
The length of a rectangle is 6 feet more than the side of a square and the width of the rectangle is 6 feet less than the side of that square. If the area of the square is 64 sq feet, what is the area of the rectangle?
A 20 sq feet
B 30 sq feet
C 40 sq feet
D 28 sq feet
A rectangular garden has a width of 20 feet and length of 24 feet. If each side of the garden is a increased by the same amount, how many feet is the new length if the new area is 141 square feet more than the original?
A 23
B 24
C 26
D 27
A rectangular plot of land has a fence along three of its four sides. The undenced side and the side opposite the unfenced side have a length that is three times thel length of the other two sides. If the area of the plot is 432 square feet, what is the total length id the fence in feet.
A 60
B 72
C 80
D 90
A triangular plot with sides of 25 feet, 40 feet, 40 feet and 55 feet is to surround by a fence built on pillars set 5 feet apart. How many pillars will be required to surround the plot?
A 21
B 22
C 23
D 24

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