A student scored 1.5 standard deviations below the class average of 78 on a test. The standard deviation was 4. What was the student's test score?

Which two properties of equality could zoe use to finish solving for x? the equation is 3x - 4 = -10 for x so a either the addition or subtraction property of equalityb ether the multiplication or division property of equality c ether the addition or division property of equality d ether the subtraction or division property of equality just a simple a b c or d plz.

Afew weeks ago, vera bought 5 apples from her local farmers' market. today, she bought 4 apples. what is the percent of decrease in the number of apples bought?

What percent of the butterfly tents contain at most 10 cocoons