exam Maths Puzzle Numerical Ability

you see i am a high school student and i am stuck in this question. Determine the measure of an angle that is supplementary to an angle with a measur of 92 degrees. please help me!

Read Solution (Total 0)

exam Other Question

Merlin has 20 coins in quarters and dimes. The total value of the coins is $3.95. How many coins of each kind does it have? Thank you for you help time! A data set of size 19 has a correlation coefficient of r = -0.432. Test the significance of r at the 5% level and at the 1% level.
.
.
I am so confused. Please help,

Ellen