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All Questions
+0
230878 Questions
+2
650
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+1440
I really need Biology help.
Hox genes are active during which process?
A) Cell differentiation
B) Movement
read more ..
off-topic
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SmartMathMan
Feb 17, 2020
0
461
1
Need Help
Let WXYZ be a trapezoid with bases WX and YZ. Let WZ=5 and XY=7, and let Q be a point on side YZ such that YQ/QZ = 7/5. Let A and B be the feet of the altitudes from Q to WZ, XY respectively. Show that QA=QB. Please explain your answer so I can understand
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Guest
Feb 17, 2020
0
861
1
PLEASE HELP!!!!!
Bob can drive 50 miles in 40 minutes. Sam can drive 90 miles in 105 minutes. If d is the time (in hours) it takes for Bob to drive 120 miles and e (in hours) is the time it takes for Sam to drive 120 miles, what is the |d-e|? Express your answer as a decimal
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Guest
Feb 17, 2020
0
616
1
An after-shave lotion contains 45% ethyl alcohol. How much water must be added to 8 fluid ounces of this lotion to reduce it to one which is
An after-shave lotion contains 45% ethyl alcohol. How much water must be added to 8 fluid ounces of this lotion to reduce it to one which is 70% nonalcoholic?
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Guest
Feb 17, 2020
0
432
1
please help
A delivery truck is transporting boxes of two sizes: large and small. The large boxes weigh 55 pounds each, and the small boxes weigh 35 pounds each. There are 125 boxes in all. If the truck is carrying a total of 4950 pounds in boxes, how many of each
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Guest
Feb 17, 2020
0
970
1
help
By eating 1 egg, 1 cupcake, and 1 slice of pizza, a child consumes 300mg of cholesterol. If the child eats 3 cupcakes and 4 slices of pizza, he or she takes in 90 mg of cholesterol. By eating 2 eggs and 1 cupcake, a child consumes 564 mg of cholesterol.
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Guest
Feb 17, 2020
0
849
3
help needed
Barry has 4 wooden identically shaped and sized blocks. 2 are blue, 1 is red and 1 is green. How many distinct ways can barry arrange the 4 blocks in a row? Barry's friend Billie is colour-blind and cannot distinguish between red and green. How many of
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Guest
Feb 17, 2020
0
1108
1
help
A model rocket is launched directly upward at a speed of 50 meters per second from a height of 8 meters. The function f(t)=−4.9t2+50t+8, models the relationship between the height of the rocket at different times, t, in seconds. When, in seconds after launch,
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Guest
Feb 17, 2020
0
598
2
Writing problem.
What is the 4000th digit following the decimal point in the expansion of ?
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Guest
Feb 17, 2020
0
991
1
+1982
Which is the value of x?
Segment MB is the angle bisector of angle AMC in this image.
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macabresubwoofer
Feb 17, 2020
0
403
1
how do u do fractions on here
how do u do fractions on here
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Guest
Feb 17, 2020
0
2486
2
+1982
Is this statement true or false?
Is this statement true or false?
Complementary angles are the same as supplementary angles.
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macabresubwoofer
Feb 17, 2020
-1
930
3
+87
Help Me
In triangle , and . Point lies on such that bisects . If then find the area of triangle .
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Divineology
Feb 17, 2020
0
654
1
+1982
Which pair of angle measurements are supplements?
Which pair of angle measurements are supplements?
A. 59; 121
B. 89; 99
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macabresubwoofer
Feb 17, 2020
0
736
1
+1982
In the diagram below, lines a and b are parallel and cut by transversal, t. If angle 1 is 120 degrees, find the measure of angle 8.
In the diagram below, lines a and b are parallel and cut by transversal, t. If angle 1 is 120 degrees, find the measure of angle 8.
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macabresubwoofer
Feb 17, 2020
0
1
674
1
+1982
What is the measure of angle ADN?
In the following figure, AF is the perpendicular bisector of DN.
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macabresubwoofer
Feb 17, 2020
0
299
0
need help
We draw one card at a time without replacement from the top of a shuffled standard poker deck and stop when we draw an ace. Let X be the number of cards we have drawn, what is the P(X=5) and P(X<5)
Guest
Feb 17, 2020
0
2130
2
+1982
Using the diagram below, find x.
Using the diagram below, find x.
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macabresubwoofer
Feb 17, 2020
0
409
1
Calculating how much money the student paid?
I need help with this question:
A student borrows $5000 to buy a used car. The loan payments are $150 a month at 9% annual interest, compounded monthly.
It took the student approximately 3.25 years to repay the loan. How
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Guest
Feb 17, 2020
0
874
1
i need help!
A survey found that 10% of Americans believe that hey have seen a UFO. For a sample of 10 people, find each probability:
a. That at least 2 people believe that they have seen a UFO
b. That 2 or 3 people believe that they have seen a UFO
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Guest
Feb 17, 2020
0
879
1
help
A list consists of all possible three-letter arrangements formed by using the letters A, B, C, D, E, F, G, H such that the first letter is D and either the second or third letter is A. If no letter is used more than once in an arrangement and one three-letter
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Guest
Feb 17, 2020
+1
518
1
Biology help plz.
Hox genes are active during which process?
A) Cell differentiation
B) Movement
read more ..
off-topic
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Guest
Feb 17, 2020
0
646
1
help
A chessboard is an 8 by 8 grid of squares. If you randomly choose 3 squares on the board, what is the probability that they lie on the same line, excluding diagonal lines?
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Guest
Feb 17, 2020
-1
784
1
+318
Pre Calc
Express the given function H as a composition of two functions f and g such that
H(x)=(f o g)(x)
h(x)=sq rt(x+6)
What are two possible functions for f and g?
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mharrigan920
Feb 17, 2020
0
739
2
help
A steamboat travels 8 km/h faster than a freighter. The steamboat travels 116 km in the same time the freighter travels 100 km. Find the speed of each boat
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Guest
Feb 17, 2020
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