In how many ways can 20 ants march in a line

a. 20!
b. 18!
c. 15!
d. 56289

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?