Acake costs 15p more than a biscuit. megan bought a cake and two biscuits for 90p. how much do a cake and biscuit cost each?

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?