Pls help by the end of today

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

Robert has 78 tomatoes and 56 cucumbers he wants to plant them in equal rows how many in each row

Aboat has a speed of 9 mph in calm water. it takes the boat 4 hours to travel upstream but only 2 hours to travel the same distance downstream. which equation can be used to find c, the speed of the current? 2(9 – c) = 4(9 + c) 9 + c = 4(9 – c) 9 – c = 2(9 + c) 4(9 – c) = 2(9 + c)