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Please help me with the below question.

You have been asked to cut 5 boards (exactly the same length after the cut) and place them end to end. If the combined length must be within 0.35 inches of 300 inches, then each board must be within how many inches of 60?

A baseball is thrown from a height of 40 feet and goes up at the rate of 2.5 fett per second. A football is thrown from a height of 25 feet and goes up at a rate of 3 feet per second. After how many second would the two reach the same height?

How many years would it take a worker making $12 an hour to earn $48,000,000? Assume he works 260 days each year, 8 hours per day.

At a mail-order company, Derrick can process 100 orders in 4 hr. Miguel can process 100 orders in 3 hr.a. How long would it take them to process 100 orders if they work together?b. How long would it take them to process 1400 orders if they work together?

An apple farm yields an average of 45 bushels of apples per tree when 21 trees are planted on an acre of ground. Each time 1 more tree is planted per acre, the yield decreases by 1 bushel (bu) per tree as a result of crowding. How many trees should be planted on an acre in order to get the highest yield? In order to get the highest yield, trees should be planted on an acre. OCEED

Joe can paint a room in 5 hours working alone. It would take Bill 8 hours to do the same job. a. How long will it take them to complete the job working together? b. If Joe helped Bill for 3 hours, how long did Bill finish the work alone?

If sara walks her dog every 3 days, and marsha walks her dog every 2 days, at the end of 60 days, how many days will they have walked their dogs together?

If Oscar the ostrich travels 80 miles in 2 hours on land, how fast does he travel?   A. 41 mph B. 38 mph C. 160 mph D. 40 mph