The ratio of blue marbles to red marbles in a bucket is 63 to 45. If there are 648 marbles, how many marbles are blue and how many are red?

1935 people visit a library during one week. the ratio children : adults is 1 : 4 how many more adults than children visited the library?

Write the standard form of y = - 5/6x + 1

A company employs 12 gardeners at $26 per day, and 8 clerks at $17 per day. What is the mean daily wage, in dollars, of the 20 employees? (A) $20.00 (B) $21.50 (C) $22.40 (D) $31.50

There are 24% of boys in a school. If the number of girls are 456, find the total number of students in the school.

4) 20 + (30+7) + 2 = (20 + 30) + 7+2 Is it cummunitive associtive or Distributive

If the number is 5,678.321 what is the underlined digit of the 5

Scientists want to know the total trout population in a part of Lake Michigan. They tagged and released 200 trouts back into the wild. Later, they found 60 trouts in that same part of Lake Michigan, 10 of which were tagged.

If a scale factor of 1/5 is used to make a reduction, what is the base of the original triangle?

How many grams of sodium chloride is in 1 Liter of normal saline?

The price of products may increase due to inflation and decrease due to depreciation. Marco is studying the change in the price of two products, A and B, over time.