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Ashli
Questions (19)
Shauna baked bread rolls to sell at a school fair. 2/5 of the rolls were chocolate rolls, 1/3 were raisin rolls, 1/4 of the
3 answers
538 views
Mrs. Thomas bought 5 kg of flour. She used 1/5 of it to make muffins and 1/5 of the remainder to make cookies. How much flour
2 answers
790 views
Height of an Obelisk Two people decide to find the height of an obelisk. They position themselves 25 feet apart in line with,
1 answer
1,195 views
What role does induction play when lightning strikes Earth?
0 answers
466 views
Thanks "drwls" but do you know how to solve that problem using the bar model method? I know what the answer is. I just don't
1 answer
505 views
Lily and Sara each had an equal amount of money at first. After Lily spent $18 and Sara spent $25, Lily had twice as much as
3 answers
3,405 views
You are pulling a suitcase through the airport at a constant speed. The handle of the suitcase makes an angle of 45 degrees with
1 answer
1,103 views
From a statistical point of view why a company might want to report its mean salary in one situation and its median salary in
0 answers
455 views
To determine the number of deer in a game preserve, a conservationist catches 443, tags them and then lets them loose. Later,
1 answer
724 views
The lcm for...
(1+3t) (1-9t)^2 (1-3t) Answer 9t^2 or (3t+1)(-3t+1) I'm not sure which answer I have is right, could you help me
1 answer
398 views
Find the function value.
Given that f(x) = 5x2 - 2x, find f(t + 2).
2 answers
3,431 views
I was wondering if I had number 2 correct; the only way to know the answer was to provide the entire answer for number 1. Thanks
2 answers
913 views
Sorry, it didn't paste the first time, I was wondering if I got these correct; especially number 2 at the bottom.
1. Suppose that
0 answers
1,058 views
(3k^3)^6
1 answer
630 views
I have to determine how long a pvc pipe is. The altitude is 8, the base is 12.
How would I go about finding the answer to this
1 answer
399 views
If the square root is 338 and I'm asked to round to the nearest thousandth, how is the answer 18.385? I don't understand how to
1 answer
965 views
Elena bicycles 6 km/h faster than Dennis. In the same time it takes Dennis to bicycle 45 km, Elena can bicycle 63 km. How fast
1 answer
658 views
The last problem I have that I can't solve either and it's driving me nuts.
Assume b,c �‚ 0 (4b^2c^3)^4
1 answer
505 views
I can't figure this out.
(f^4/g^5)^7
2 answers
412 views
Answers (7)
Calculate the standard enthalpy change for the following reaction at 25 °C. 2CH3OH(g) + 3O2(g)> 2CO2(g) + 4H2O(g)
Thanks Tony, but the answer is supposed to be 1/5 on this one. Again, Singapore math makes no sense to me! I will ask the teacher...
Thanks, but the answer is supposed to be 3 1/5 kg. Not sure how they came up with that. I see where/how you came up with your answer. This Singapore math makes no sense!
You are right because you have to have the number plus three together before you can figure out what twice the sum of the 2 numbers is.
I am stumped on this one... and I typed it in wrong. f(x)=5x^2-2x, find f(t+2)
yeahoooo ty ty ty =)
I think it sounds good... the beginning could be changed where you put Words are cheap like rewording it to become one whole sentence instead of a 3 word sentence. Just a thought. =) Other than that, I think you did an awesome job!
