What is a unit rate and find the unit rate for 12 pencils that cost $4.76. A rate in which the second measurement or amount is lunit(s). The unit rate of cost per pencil is? ​

Apatient is to take 60 mg of an antibiotic on day 1, take 45mg on days 2 and 3, take 30mg on days 4 and 5 and take 15 mg on days 6 and 7. how many total mg will the patient take?

What is sin 7x/4 ? i need on this urgent trig

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).