A rectangular lawn is 100m long and 45m wide. There are 3 circular ponds, with diameters of 20m, 10m and 5 especi Mrs Jones wants to cover the lawn with grass seed.

Each packet of grass seed covers 50m and costs £1.49

How much will it cost Mrs Jones to cover the lawn with grass seed?​

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10