In a bag in a sports store room, there are four times as many AFL balls as Rugby
balls and half as many AFL balls as
soccer balls. The number of balls
altogether is 52
How many AFL balls are in the store room?

No links, I just want the answer up front.

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Which of the following is the true for f(x) = 5cos

Find the area of a parallelogram with base 15 yards and height 21 2/3