Ihave a question on my problem of the week, it says if n=15! +35! ,how many of the nine prime numbers less than 25 are divisors of n? i need

In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

What is the circumference of a circle with an area of 50.24 cm²?