How many squares with sides 1/2 inch long are needed toc cover a rectangle that is 4 feet long and 6 feet wide?
(a) 24
(b) 96
(c) 3456
(d) 13824
(e) 14266
Answer - D
I've resolved in the following way:
1) S of 1 square= 1/2*1/2=1/4 inch
2) s of rectangular = 4*6=24 feet
3) 24*12/ 1/4=1152
Please to advice, what does it wrong?
(a) 24
(b) 96
(c) 3456
(d) 13824
(e) 14266
Answer - D
I've resolved in the following way:
1) S of 1 square= 1/2*1/2=1/4 inch
2) s of rectangular = 4*6=24 feet
3) 24*12/ 1/4=1152
Please to advice, what does it wrong?
