Factorise each of the following.

a) 6rt - 3st + 6ru - 3su

b) 7mn - 21n + 35m - 105

c) 64 - 8j + 16k - 2jk

d) 3a^2 - a^2b + 3ac - abc

e) 5x^2 + 10x + x^2y + 2xy

f) 2m^2 - m^2n + 2mn - mn^2

If the relationship is linear do the variables have a positive or negative association? a. the variables have a positive association. b. the variables have a negative association. c. the relationship is not linear.

Ann took out a loan at the Bank of Florida with a principle amount of $7,000.00, at an interest rate of 6.5% for 3 years. What is the amount of her interest?

How do you solve 2/3 = 10

A painter mix 98.7 gallons of blue paint with 67.05 gallons of red paint in a paint mixing machine how much total paint is in the machine

When subtracting 9.3 from a certain number, the result is 68.91, as seen below. What number should go in the box to complete the subtraction problem? the decimal 9.3 is subtracted from an unknown whole number to get 68.91.

Mrs. Moore's class is conducting an experiment to find the probability of pulling certain colors from a bag of 25 marbles.

Find the LCM of the numbers using lists of multiples. 1: 4,14 2: 6,20 3: 12,28

What is Factor tree of 495?

Lynda is flying her kite at the end of a 40m string. The string makes and angle of pie/4 with the ground. The wind speed increases and the kite flies higher until the string makes an angle of pie/3 with the ground.

What is the sum of the angles of a polygon with s sides is 2,520