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230605 Questions
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53
1
help plz
In a store window, there was a box of berries having a total weight of 200 kg. The berries were 99% water, by weight. After two days in the sun, the water content of the berries was only 90%, by weight. What was the total weight of
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Guest
Jun 8, 2023
Jun 7, 2023
0
55
0
system
plz help with systems
For certain values of k and m, the system
3a + 2b = 2
6a + 2b = k + 3a + mb
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Guest
Jun 7, 2023
0
45
0
Altitudes
I need help with altitudes
Triangle ABC has altitudes AD, BE, and CF. If AD = 12, BE = 12, and CF is a positive integer, then find the largest possible value of CF.
Guest
Jun 7, 2023
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49
0
need help
Can anyone help with this?
Let ABCD be a trapezoid with bases AB and CD. Let P be a point on side CD, and let X, Y be the feet of the altitudes from P to AD, BC respectively. Prove that if AD = 5, BC = 7, AB = 6, CD = 12,
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Guest
Jun 7, 2023
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37
1
How does graphing the “line of best fit” relate to the word 'average
How does graphing the “line of best fit” relate to the word "average
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Guest
Jun 7, 2023
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47
1
ratios
A bag contains yellow, green, blue, and white marbles. The ratio of yellow, green, blue, and white marbles is 1:2:3:4. If the bag contains 180 marbles, then how many blue marbles are there?
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Guest
Jun 7, 2023
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51
1
Help
Bond X has a coupon of 52 percent Bond Z has a coupon of 92 percent. Both bonds have 15 years to maturity and have a YTM of 74 percent a. If interest rates suddenly rise by 1.6 percent, what is the percentage price change of these bonds? (A negative value
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Guest
Jun 7, 2023
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49
1
triangles
In triangle ABC, point X is on side BC such that AX=13,BX=10,CX=10, and the circumcircles of triangles ABX and ACX have the same radius. Find the area of triangle ABC.
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Guest
Jun 7, 2023
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53
0
help pls
The surface area of a cone is 250 square centimeters. The height of the cone is double the length of its radius.
What is the height of the cone to the nearest centimeter?
A.5 centimeters
B.20 centimeters
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Guest
Jun 7, 2023
0
50
1
system
Find the ordered triple (p,q,r) that satisfies the following system:
p - 2q = 3
q - 2r = -2 + q
p + r = 9 + p
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Guest
Jun 7, 2023
+1
54
1
triangle
In triangle $ABC,$ $\angle A = p + 2q$ degrees, $\angle B = 6p - 8q$ degrees, and $\angle C = 17p + 2q$ degrees. Find $p$ (in degrees).
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Guest
Jun 7, 2023
0
58
7
+44
Erm. halp
How many ways can you spell "arch" in the figure below (I'm not sure if it'll show up properly lol)
A R C H
R R C H
C C C H
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ANITBIOTICS
Jun 7, 2023
0
51
2
plz help me
At a cafeteria, Mary orders two pieces of toast and a bagel, which comes out to $3.15. Gary orders a bagel and a muffin, which comes out to $3.50. Larry orders a piece of toast, two bagels, and three muffins, which comes out to $8.15. How many cents does
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Guest
Jun 7, 2023
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49
2
algebra
We are looking to factor 23x^2 + kx - 5. Some values of k allow us to factor it as a product of linear binomials with integer coefficients. What are all such values of k?
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Guest
Jun 7, 2023
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50
2
rate problem
Will and Grace are canoeing on a lake. Will rows at 50 meters per minute and Grace rows at 20 meters per minute. Will starts rowing at 2 p.m. from the west end of the lake, and Grace starts rowing from the east end of the lake at 2 p.m.
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Guest
Jun 7, 2023
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