Algebra Answers

Drawing a Card. If one card is drawn from a deck, find the probability of getting these results getting a king

Drawing a Card. If one card is drawn from a deck, find the probability of getting these results Getting a queen

Using the world population formula P = 6.9(1.011)t, where t is the number of

years after 2010 and P is the world population in billions of people, estimate:

a) the population in the year 2030 to the nearest hundred million, and

b) by what year will the population be double from 2010?

Suppose1,006 students attend middle school where ms.yadav teaches. Use your answer from part (a) to estimate the number of students who are wearing boots. Explain.

ten teachers met for breakfast.They shared 8 pints of orange juice.How much orange juice,in pints,did each teacher drink.

A study in David’s town showed that the ratio of the number of people who get their news from Facebook to the number of people who get their news elsewhere is 3:7. In a town of 900 people, how many people get their news from Facebook?

There are 3 students in the class and 27 apples divided equally among the students how many each student get?

If there are 21 guests and she divides both types of truffles equally among them, then each guest will get chocolate truffles and caramel truffles.

1) The interest on $120 for 8months is $3.60, find the rate % p.a

2) Pie = 3.14159, e= 2.71828, find pie^2 ÷ e^3 to 3 figures

3) Solve (2x-1)(8x+3)= (4x-1)^2

1) If bc=b-c and c=-1, find the value of bc

2)Factorise x^2+(a-b)x-ab

3) If x= 1/2y, express (x-y)(x^2-y^2)(x^3-y^3) in terms of y.