Mathematics, 12.09.2021 14:00 zaikam81
Vào dịp tết trồng cây, ba tổ của lớp 5A thi đua trồng cây. Tổ một trồng đc số cây bằng 2/3 số cây của tổ hai. Tổ ba trồng đc số cây bằng 5/6 số cây của tổ hai. Hỏi tổ nào trồng được nhiều cây nhất, tổ nào trồng ít cây nhất?
Answers: 1
Mathematics, 21.06.2019 21:00
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
Answers: 1
Mathematics, 21.06.2019 22:00
Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).
Answers: 1
Mathematics, 21.06.2019 22:30
Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.
Answers: 3
Mathematics, 22.06.2019 00:50
Acube has a volume of 800 cubic inches. whatis the length of an edge of the cube, in inches? a. 23/100b. 43/50c. 83/100d. 1003/2e. 1003/8
Answers: 2
Vào dịp tết trồng cây, ba tổ của lớp 5A thi đua trồng cây. Tổ một trồng đc số cây bằng 2/3 số cây củ...
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