Earth has 24 time zones spread over its 360º circumference. each time zone is 15º wide. boston is close to longitude 71º w; honolulu is close to longitude 158º w.

how many time zones apart are boston and honolulu?
a. they are 6 time zones apart because 87/15 ≈ 6.
b. they are 5 time zones apart because 360/71 ≈ 5.
c. they are 4 time zones apart because 87/24 ≈ 4.
d. they are 2 time zones apart because 158/71 ≈ 2.

i think it's either b or d, but i'm not certain.

a grizzly bear’s top speed is about 36 mph. this speed makes the bear about 1 times as fast as an african elephant.

what is the top speed of an african elephant?
a. an african elephant can reach a top speed of about 48 mph because 36 divided by 2/3 = 48.
b. an african elephant can reach a top speed of about 39 mph because 36 divided by 3/2 = 39 .
c. an african elephant can reach a top speed of about 34 mph because 36 divided by 2/3 = 34 .
d. an african elephant can reach a top speed of about 24 mph because 36 divided by 3/2 =24 .