4 The given figure shows a cone of height hem and base-radius r сm that is made from a wooden spherical solid of radius 10 cm. The volume of the cone is V cm
hcm
OO
cm
H
AWAII
(c) Show that r = 20) -
(d) Express V in terms of h.
(e) Hence, find the value of h such that the volume of the cone is a maximum.

At a lunchron, guests are offered a selection of five different grilled vegetables and four different meats. in how many waya could one choose three vegetables and two meats?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.