Yellowcab taxi charges a $1.75 flat rate in addition to $0.45 per mile. katie has no more than $12 to spend on a ride. what is maximum miles katie can travel without exceeding her spending limit? can you show me how to work it out so that i can get the understanding of it.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Solve for x: 5/3 x = 20/21 it's fraction. remember to simplify your fraction