Answer:
n=3.5
Step-by-step explanation:
2²=4
14÷4=3.5
3.5×4=14
3.5×2²=14
Answer:
There are infinite solutions because there is always another number between any two numbers.
Step-by-step explanation:
Pick any number (including decimal) add an extra decimal after the smallest one and then you have a number between them. E.g.
1.234 and 2.987
1.2341, 1.2342, 1.2343, ... are all between them
See attachment file below.
Answer:9 nickels and 19 dimes.
Step-by-step explanation:
Let be the number of nickels Kay has.
Let be the number of dimes Kay has.
Value of nickel is $
Value of nickels is $
Value of dime is $
Value of nickels is $
Given that Kay has a total of coins.
So, ...(i)
Given that Kay has a total value of $
So, ...(ii)
Using (i) and (ii),
add the 2 probabilities together:
0.297 + 0.423 = 0.72
Answer is C