What is the final amount if 975 is increased by 1% followed by a further 9% increase?
Give your answer rounded to 2 DP.

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Can some one explain this i got sent this. is this a threat i’m scared