SOLUTION: 1) how many litres of 12% sodium hypochlorite …
Question 743335: 1) how many litres of 12% sodium hypochlorite solution are needed to make 100 litres of 2% sodium hypochlorite solution? ( assume that a 1% solution is equivalent to …
SOLUTION: Find the next term of the sequence. 1, 8, 27, 64,
You can put this solution on YOUR website! The first sequence is cube numbers , , , so the next number would be . The second problem has a common difference of 5. Testing last two …
SOLUTION: I need to know what number comes next in this …
The solution arises from the fact that anything times zero is just zero and also adding zero to something doesn't change it. Now granted the formula will get a bit lengthy but it is a valid …
SOLUTION: A conical tank (with vertex down) is 10 feet across the …
Question 1186841: A conical tank (with vertex down) is 10 feet across the top and 12 feet deep. Water is flowing into the tank at a rate of 5 cubic feet per minute. Find the rate of change of the …
SOLUTION: What is the distance between the points (\cos 37
You can put this solution on YOUR website! . What is the distance between the points (cos 37°, sin 37°) and (cos 127°,sin 127°)? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ …
SOLUTION: In \triangle ABC, we have AB = AC = 4 and \angle BAC …
Question 1210147: In \triangle ABC, we have AB = AC = 4 and \angle BAC = 45^\circ. If M is the midpoint of BC, then find AM^2. Found 2 solutions by CPhill, ikleyn:
SOLUTION: Find the pattern for the following series of numbers: 8, …
Question 588098: Find the pattern for the following series of numbers: 8, 5, 4, 9, 1, 7, 6, 3, 2, 0. Hints: This series problems looks just like a normal series problem, but it is different. You must …
SOLUTION: Let R be the image of rotating point P= (4,0 ...
Question 1210143: Let R be the image of rotating point P= (4,0) counterclockwise by 60^\circ degrees around Q= (12,-7). What is PR? Answer by CPhill (1940) (Show Source):
SOLUTION: A father is 30 years older than his son however he will …
You can put this solution on YOUR website! f = father's age. s = son's age. the father is 30 years older than his son. f = s + 30 in 5 years, the father will be 3 times as old as his son. f + 5 = 3 * …
SOLUTION: When my dad was 31, I was 8. Today my dad is twice …
You can put this solution on YOUR website! Let x = Your Dad's age now: : "When my dad was 31, I was 8" : From this statement we know the age difference of you and your Dad" 31 - 8 = 23 …