Answer:
12 cm is the width
Step-by-step explanation:
The perimeter of a rectangle is given by
P = 2(l+w)
We know the perimeter is 44 and the length is 10
44 = 2 (10+w)
Divide each side by 2
44/2 = 2/2 (10+w)
22 = 10+w
Subtract 10 from each side
22-10 = 10-10 +w
12 = w
The width is 12
Answer: The probability of picking a pen from the first box and a crayon from the second box is 5/8 x 1/4 = 5/32.
Step-by-step explanation:
What is the probability of choosing a pen from the first box? It is 5/8.
What is the probability of selecting a crayon from the second box? It is 3/12 = 1/4.
The probability of picking a pen from the first box and a crayon from the second box is 5/8 x 1/4 = 5/32.
