in a zoo there are 2 lions to every 5 monkeys. how many lions are there if the zoo has 45 monkeys?
1) kind of proportion _________
2) write the proportion _________
3) answer: __________

a car travels 240 miles at a constant speed in 3 hours. how many miles will be travelled in 2 hours?
4) kind of proportion ________
5) write the proportion ________
6) answer: _______

two numbers have the ratio of 4:7. if their sum is 143, what are the numbers?
7) kind of proportion ________
8) write the proportion _________
9) first number answer __________
10) second number answer ________​