Find the outlier.

73,69,76,107,80

One fourth of M is 3 more than 7 can be expressed as a) m:4+7=3 b) m:4-3=7 c) m:4+3=7

A population of 5000 people doubles in size every 10 years. Determine the population after 70 years. What is the time used to solve the problem?

Carbon-14 has a half-life of 5720 years and this is a first order reaction. If a piece of wood has converted 75% of the carbon-14, then how old is it? A) 11440 years B) 2375 years C) 4750 years D) 4290 years E) 1430 years

6/N = 100/75 What is N?

Order the numbers from least to greatest. - 1.4,-85, 0.6,-0.9, 14

If a block of wood measuring 5 cm x 10 cm x 3 cm has a mass of 100 g, could it be birch wood?

Simplify the expression (6

When 2610 m + 11.7 m + 0.22 m are added, the answer to the correct number of decimal places is (assume ambigous zeros to be nonsignificant) ?

Work out the percentage change when a price of £1 is decreased to £0.90

A jacket selling for $100 is on sale for 5% off. What is the discount (savings) on the jacket?