Mathematics, 02.09.2020 01:01, seoulux

2. It is a beautiful sunny day at the fair. The U. V. index for this day is 8 or higher so sunscreen is a must. The effectiveness of sunscreen is indicated by the
sunscreen protection factor (SPF). The higher the SPF number the less U. V.
rays can penetrate to burn the skin. When the protection factor (SPF), s, is
known you can determine the percent, p, of the sun's ultraviolet rays that pass
through it by using the following mathematical model:
100
P =
S

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:40, meantwist

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Answers: 3

continue

Mathematics, 21.06.2019 16:00, destinyaus14

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Answers: 1

continue

Mathematics, 21.06.2019 18:00, madiballet125

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Answers: 1

continue

Mathematics, 21.06.2019 18:00, jakeyywashere

What is an alternate exterior angle

Answers: 1

continue

Do you know the correct answer?

2. It is a beautiful sunny day at the fair. The U. V. index for this day is 8 or higher so sunscree...