A rectangular reflecting pool in a park is 30 ft wide and 70 ft long
The gardener wants to plant a strip of grass of
uniform width around the edge of the pool. She has
enough seed to cover 900 ft. squared
How wide will the grass strip be?

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?