Every day, Ms. Mos bikes 6 miles towork at a constant speed. She leaves the house at 6:15am and arrives at 7:00am. How fast does Ms. Mos bike, in miles per hour?

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?