Which of the following classes has a ratio of girls to total students of 7 : 10?

class with 3 boys and 7 girls
class with 7 boys and 3 girls
class with 7 boys and 10 girls
class with 10 boys and 7 girls

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

Grandpa ernie is shrinking! over the past 4 years his height decreased by a total of 2.4 cm.it decreased by the same amount each year. what was the change in grandpa ernie's height each year

Multiply sixth of sixty six by a half of ten show step by step method