Answer:
as a percent is 30%.
Step-by-step explanation:
Divide 3 by 10, which gives you the decimal 0.3.
= 0.3
To convert this to a percent, shift the decimal two places to the right, which gives you 30%.
Answer:
At most 38 text messages.
Step-by-step explanation:
Let x represent number of text message you send or receive.
We have been given that the cell phone plan charges $.13 for each text message you send or receive. So amount charged for sending or receiving x text messages would be
.
We are also told that your cell phone plan cost $39.99 per month, so total cost of monthly bill would be
.
Since you can spend at most $45, so total cost of x messages should be less than or equal to 45 as:





Therefore, you can send or receive at most 38 text messages.
Answer:

Step-by-step explanation:

I am joyous to assist you anytime.
Answer:
r = 9/sin Ф or r = 9 csc Ф
Step-by-step explanation:
The polar form is represented as:
x = r cos Ф and
y = r sin Ф
We are given:
y = 9
Putting value in y = r sin Ф
9 = r sin Ф
=> r = 9/sin Ф
1/sin Ф = csc Ф
or, r = 9 csc Ф
The factors of 19 is
1 and 19
1 and 19 are the only numbers you can multiply to get 19