Ive got a big maths test tomorrow ask me questions on fractions or percentages, formula, significant figures, Pythagoras anything

The number 78 is decreased to 72. What is the percentage by which the number was decreased, to the nearest tenth of a percent?

Each course at Mt. Regis College is worth either 3 or 4 credits. The members of the men's swim team are taking a total of 48 courses that are worth a total of 155 credits. How many 3-credit courses and how many 4-credit courses are being taken

How do you write standard number 0.00073 in scientific notation?

What symbols can make 8 2 6 3 equal to 14

How do you find the percentage of a fraction?

What shape has 3 straight sides other than a triangle?

What is the relationship between the value of a dollar and the value of a dime

The Cool Company determines that the supply function for its basic air conditioning unit is S (p) = 40 + 0.008p^3 and that its demand function is D (p) = 200 - 0.16p^2, where p is the price. Determine the price for which the supply equals the demand.

Seven three squared plus ten

Which exponential equation is equivalent to the logarithmic equation below? c = ln 2