Lindsey made a scale drawing of a neighborhood park. The scale of the drawing was 7 millimeters = 1 meter. What scale factor does the drawing use? FOR A TEST I NEED HELP FAST!!
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Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent. the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244