Max arranges his 5 digit cards to make a 3 digit and 2 digit number. He multiplies 14578 and his answer ends in 5 what could the 3 digit and 2 digit number be

Can some one explain this i got sent this. is this a threat i’m scared

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

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?