16 ml. If you set 3/45 = x/240 where x is the amount he needs for 240ml^2, then cross multiply and divide to find x you get 16
There were 40 questions on the test. You take the amount of questions you got right, 32, and divide that by the percentage you got, 80% (.80).
32 / .80 = 40. 40 questions on the test.
Answer:
Ethan started of with 246,000 Twitter followers
Step-by-step explanation: 12,000 x 4 = 48,000
48,000 + 198,000 = 246,000
If the probability of getting heads is 1/2 and you flipped a coin 200 times you would land on heads 100 times