On the track and field team, 38 of the members do the hurdles. Of the members who do the hurdles, 45 also do the long jump. If there are 40 members on the track team, how many do both the hurdles and the long jump? Enter your answer in the box.

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b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.