The measure of an angle is 51°.
what is the measure of its supplement?
a.
39°
b.
49°
c.
129°
d.
139°

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.