Mathematics, 26.06.2019 11:00 1230bering
Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. while testing a new vaccine, a lab technician noticed that the number of bacteria reduced by half every minute. how long does it take for 3,000 bacteria to reduce to 375? it takes minutes for the number of bacteria to reduce from 3,000 to 375.
Answers: 2
Mathematics, 21.06.2019 20:30
Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2
Answers: 2
Mathematics, 21.06.2019 23:30
Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?
Answers: 1
Mathematics, 22.06.2019 02:50
The angle of depression from the top of the tree to the tip of the shadow is 25°. find the height of the tree to the nearest tenth. a. 16.8 feet b. 18.2 feet c. 23.4 feet d. 39.7 feet
Answers: 2
Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fract...
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