maths
posted by jamelia on .
if 7 pencils cost £1.68 how much will 10 cost?

what is a prime number?

1.68 / 7 = 0.24
0.24 * 10 = ?
http://www.mathsisfun.com/definitions/primenumber.html
posted by jamelia on .
if 7 pencils cost £1.68 how much will 10 cost?
what is a prime number?
1.68 / 7 = 0.24
0.24 * 10 = ?
http://www.mathsisfun.com/definitions/primenumber.html