Grade For This Exam Selles U 3 4 5 6
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Grade For This Paper
3 4 5
9
6
7
8
9
Volume of a sphere = ter where r is the radius
A container is a hemisphere of radius 30 cm
a) Find the volume of the container.
14137.16694
cm3
(1)
Sand fills the container at a rate of 4500 cm3 per minute.
(2)
b) How long, to the nearest minute, will it take to fill the container?
12x30=15
12x 4/3tr2
12x4/3xTTX152
=113 -60 = 1.88mintues
Total marks: 3​

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry