How long is the minute hand on a clock whose tip travels 15cm from 1:15 to 1:30 to the nearest tenth

Determine the quotient and remainder when (6a3)+11a2-4a-9) is divided by (3a-2) express your answer in the form q(a) + r(a)/d(a)

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms