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avamarie
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avamarie
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Preguntas
21
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0
24 Questions
0 Answers
+1
492
0
+100
Help please
I want to take a picture of my six friends standing in two rows of three. How many different photos can I take if the tallest person must stand in the back row, the shortest person must stand in the front row, and two of my friends are identical twins
lee mas ..
avamarie
15 may 2020
+1
704
1
+100
help please
Suppose you took eight math tests this semester. If your average score on your first six
tests was 84 and your average score on all eight tests was 86, then what was the average
of your last two test scores?
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avamarie
27 abr 2020
0
1078
1
+100
Help please!!
Mr. Mendez awards extra credit on quizzes to his students with quiz grades that exceed
the class mean. Given that 107 students take the same quiz, what is the largest number of
students who can be awarded extra credit?
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avamarie
27 abr 2020
0
1027
1
+100
Help please
The mean of five positive integers is 1.5 times their median. Four of the integers are 8,
18, 36 and 62, and the largest integer is not 62. What is the largest integer?
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avamarie
19 abr 2020
0
1045
1
+100
Help please
Before taking his last test in a class, the arithmetic mean of Brians's test scores is 91. He
has determined that if he scores 98 on his last test, the arithmetic mean of all his test scores
will be exactly 92. How many tests, including the last
lee mas ..
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avamarie
19 abr 2020
0
547
1
+100
Help please
The average of four different positive whole numbers is 4 If the difference between the
largest and smallest of these numbers is as large as possible, what is the average of the
other two numbers?
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avamarie
19 abr 2020
+1
592
1
+100
Help please
Find the average value of 0, 2z, 4z, and 8z
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avamarie
19 abr 2020
0
523
0
+100
Help please
In Theresa’s first 8 basketball games, she scored 7, 4, 3, 6, 8, 3, 1 and 5 points. In her ninth game, she scored fewer than 10 points and her points-per-game average for the nine games was an integer. In her tenth game, she scored fewer than 10 points
lee mas ..
avamarie
16 abr 2020
0
692
1
+100
Help please!
In my science class, my teacher assigns each student a semester grade by finding the median of that student’s test scores. There are seven tests each semester. I have scored 55, 78, 63, and 91 on the first four tests. What is the highest possible semester
lee mas ..
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avamarie
16 abr 2020
0
603
0
+100
Help please!
Jane averages 143 in her first six bowling games. Her scores in her next four games are all the same. If her bowling average over the ten games is also 143, then what did she bowl in each of the final four games?
avamarie
16 abr 2020
0
611
1
+100
Help please
In triangle ABC, we have angle A= 30 degrees, angle B= 60 degrees, And AB=8. Find BC, AC, and the area of triangle ABC.
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avamarie
15 abr 2020
-1
733
1
+100
Help please
Two bicyclists start at the intersection of two perpendicular roads. One rides east at a rate
of 9 miles per hour, while the other rides south at a rate of 12 miles per hour. How many
miles are in the shortest distance between them at the end of 3
lee mas ..
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avamarie
15 abr 2020
+1
547
1
+100
Help please
Pat knows that one leg of a certain right triangle is 300 cm and the hypotenuse is 400 cm.
Pat notes that 300= 3*100 and 400= 4*100, and then uses the {3,4,5} Pythagorean
triple to determine that the other leg must be 5*100=500 cm.
lee mas ..
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avamarie
15 abr 2020
0
1807
1
+100
Help me please!
Quadrilateral ABCD is a parallelogram. If the measure of an angle A is 62 degrees and
the measure of an angle ADB is 75 degrees, what is the measure of angle ADC in degrees?
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avamarie
13 abr 2020
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