4. Tina wants to secure sequins on a piece of felt shaped like a rectangle with a length of 10 cm and width of 21 cm. What is th
e cost of all the sequins if sequins cost $0.70 per of coverage?
a. $21.70 b. $43.40 c. $73.50 d. 147.00
2 answers:
First we find the area 10 x 21 = 210 then we multiply 210 x .70 and we get 147.00 total cost. d. 147.00
Answer:d. 147.00
Step-by-step explanation:
Area of sequins required is equal to the area of the rectangle.
Length of rectangle is 10cm and width is 21 cm.
Area of rectangle = length x width.
= 10 x21 =210 square cm.
Cost of sequins = 210x0.70= $147.00.
Option d $147.00 is the right answer.
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