







The flight of a football 
20200506 

From Michael: Football is thrown from a 10yard line. It reaches its highest height of 20 yards. It lands on the 50yard line after 2 seconds. What is the equation of the parabola that models this throw? I really need help as I've been on this for the longest amount of time. Answered by Penny Nom. 





Signs at 1/3 mile intervals 
20200503 

From Heather: The butterfly garden in St. Thomas gardens is a three mile loop at every 1/3 there is a sign along the loop to mark each 3rd of a mile along the loop if Melanie is standing next to the 7th sign at what mile is she? Answered by Penny Nom. 





The volume of a stone 
20200502 

From KHOSI: A rectangular container is 9cm wide,17cm long and contains water to a depth of 11cm. A stone is placed in the water and the water rises 2,2cm .Find the volume of the stone Answered by Penny Nom. 





The volume under an an uneven surface 
20200501 

From Solon: I am trying to fill an area of floor which has an uneven surface. I need to know the volume of fill.
If you imagine a rectangular room (4 corners) that measures 189 inches by 240 inches and the depth at each corner is different.
Let us say corner #1 has a depth of 1", corner #2 has a depth of 0", corner #3 has a depth of 2" and corner #4 has a depth of 4".
How would i find the volume of said floor area?
Any assistance would be greatly appreciated! Answered by Harley Weston. 





Adding a service charge and the VAT 
20200430 

From richard: was given a figure by a client been performance bonus of staff , the figure is 806,698.35 from this 806,698.35 is my company service charge of 10% and 5% of the service charge will be Vat to government in summary from 806,698.35 is 10% of service charge and 5% of service charge is the VAT Answered by Penny Nom. 





A system of equations. 
20200427 

From solomon: xy + x =28
x + y +4 Answered by Penny Nom. 





Power notation 
20200426 

From Aditi: The power notation of 1 / 128 Answered by Penny Nom. 





The width of a rectangle of land 
20200426 

From Teresa: If a rectangle shape piece of land is 813 feet long. How many feet width would be 2 acres? Answered by Penny Nom. 





How many boxes will fit in a closet? 
20200424 

From Jordan: Janelle has some boxes that are 43cm long, 23cm wide and 18cm tall.
She wants to store them in a closet in her basement that is 2.2m tall, 1.1m
wide, and 0.8m deep. What is the maximum number of boxes that
Janelle can possibly fit in the closet? Answered by Penny Nom. 





Building a house in one year 
20200422 

From Fify: If it takes 8 men to build a house in 450 days. How many men would it take to build the house in 365 days? Is there a specific method to calculate this please? Answered by Penny Nom. 





Four digit numbers starting with 6 
20200422 

From Judy: I need to generate a list of 4 digit numbers using 09 where the first digit is 6 and no numbers can be repeated Answered by Penny Nom. 





An arch in the form of a semiellipse 
20200420 

From Anggelica: an arch in the form of a semiellipse is 8 feet wide at the base and has a height of 4ft. how wide is the arch 1foot above the base? Answered by Penny Nom. 





Gravel for a French Drain 
20200417 

From Ray: Hello,
** I am wanting to add 2 French Drain's in my yard. The 1st drain will be 25 ft. long, 8 in wide and 18 in deep. The pipe I'm using is 4in. in diameter. I'm trying to figure out how many yards of clean gravel I will need for this project?
** The 2nd French Drain will be 100 ft in Length, 10in wide and 18 in deep. I will also be using the 4in in diameter pipe for this drain. I am needing to see how many yards of clean gravel, I'll need for this drain?
Any assistance would be greatly appreciated!! Thank you!! Answered by Harley Weston. 





The missing diameter of a truncated cone 
20200417 

From Brandon: Need a formula to find missing large Dia of a truncated cone where the small dia =.19" Height= 2" and taper =16deg Answered by Harley Weston. 





An isosceles triangle 
20200416 

From jo: Find the angle between the two sides of length 5 in an isosceles triangle that has one side of length 9 and two sides of length 5. Answered by Penny Nom. 

