The population of bacteria in a petri dish doubles every 24 h. The population of the bacteria is initially 500 organisms. How long will it take for the population of the bacteria to reach 800?

9. Which property is illustrated by (6 x 5) x 4 = 6 x (5 x 4) ?

mary mixes white paint and blue paint in the ratio 2:3 she makes a total of 20 liters of paint how uch more blue paint does she need to add to mixture so that the ratio of white paint to blue pain becomes 1:7

3*21/4 which expression is equal to that fraction

Abigail is putting tiles on a table top she needs 48 tiles for each of eight rows each row will be 6 White Tiles the rest of the tiles will be purple how many purple tiles will she need

How much would you pay for a boat that costs $15,000 if you buy it on sale for 15% off (excluding tax) ?

360 miles in a tank o27f gas

Solve x2 + 12x = - 20 by completing the square.

Which class has 28% 28% boys? Clear Check Class A: 3 3 out of 30 30 Class B: 28 28 out of 40 40 Class C: 1 1 out of 28 28 Class D: 14 14 out of 50 50

Alex and bob are playing 5 chess games. Alex is 3 times more likely to win than bob. What is the probability that both of them will win at least 2 games?

26/310 in simplest form