Among the applicants in a certain vacant post , it is found that 70 are qualified in statistics , 60 are in computer & 50 in English . Also , 30 are qualified in statistics & computer , 20 are qualified in computer & English & 25 in english & statistics . If 20 are qualified in all three subjects & each are qualified in at least one subject , then ; a. represent the information in a Venn- diagram
b. find the number of applicants who are qualified only in computer .
c. find total number of applicants​

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation:

hreryryrranswer:

step-by-step explanation:

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,