The function c(x) = 63. (1.03)* models the cost in dollars, a of 1 ounce of a certain chemical used in a laboratory. e represents the number of years since 1990. By what percentage per year does the cost of the chemical increase or decrease over time?​

Cody worked 42.5 hours per week in july. this is 12.25 hours more per week than he worked in june.how many hours did cody work per week in june?

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Me with this one question, and i'll upvote the brainliest answer