Subtract:

79 – 33

Question 10 options:

A)
–46

B)
46

C)
112

D)
–112

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Which number produces a rationale number when multiplied by 1/5

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?