Modulo - practice problems - last page

Direction: Solve each problem carefully and show your solution in each item.

Number of problems found: 24

RWY
Calculate the opposite direction of the runway 13. Runways are named by a number between 01 and 36, which is generally one-tenth of the azimuth of the runway's heading in degrees: a runway numbered 09 points east (90°), runway 18 is south (180°), runway 2
Divisibility
Is the number 186317 exactly divisible by 7? (the result is the integer, and/or remainder is zero)
Date game
Let now is Tuesday. What day is after 229 days? Write the result as a number: 1=Monday, 2=Tuesday, 3=Wednesday, 4=Thursday, 5=Friday, 6=Saturday, 7=Sunday.
Trio
20 children lined up in groups of three. How many children did not create a trio?

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