arzam

a two figure number is written down at random find the probability a)that the number is greater than 68 b)the number is a multiple of 9 c) it is less than 100 d) it contains at least one 5 (i.e a number such as 15 or 55

A bag contains 3 red and 5 white toys. Rose picked two toys one after the other. Draw a probability tree. Find the probability that Rose gets two red toys. You can use Microsoft Word to draw a probability tree.

A letter is picked at random from the English alphabet. Find the probability that the letter : a) Appears in the word GEOMETRY

Find a formula for the n'th of the sequence : 2,4,8,16,32

Find the n'th term of the sequence : a) 1/2, 2/3, 3/4, 4/5 b) 5/1^2, 5/2^2, 5/3^2, 5/4^2

The cash price for a car was $7640. Gurtaj bought the car on the following terms : A deposit of 20% of the cash price and 36 monthly payments of $191.60 . Calculate the total amount Gurtaj paid.

A television costs 270.25 dollars including 15% tax. How much of the cost is tax?

1.(A)(i)Show that 2+4+6+8+..+2n=n(n+1). (ii)Find the sum of the first 200 even numbers. (iii)Find the sum of the first 200 odd numbers. (B)(i)Use the formula at the beginning of the question to find the sum of the first 2n natural numbers. (ii)Find a form...

A green grocer sells a melon at a profit if 37% on the price he pays for it. What is the ratio of the cost price to the selling price?

Given that G=ab, find the percentage increase in G when both a and b increase by 10%.

Given that T=kx/y , find the percentage increase in T when k, x and y all increase by 20%.

2x+5=x+9 urgent help needed

if the insurance paid on the contents of a house is 33.60 pounds, at the rate of 4pounds per thousand pounds worth. What are the house contents worth?

thanks PsyDAG and Steve

Thanks. It helped me for my exam!

But where does the (1-1) from (1-1/1.15) come from?