Question 1. which ratio is not equal to 49/21? (points : 1)
7/10
7/3
98/42
245/105
question 2. solve: . (points : 1)
4
2
3
6
question 3. solve: (points : 1)
16.4
32.5
20.8
28.2
question 4. write a proportion for the following problem. the tax on a new car costing $14,400 is $784. at the same tax rate, what is the tax on a vehicle costing $20,000? round to the nearest dollar. (points : 1)
784/14,400 = x/20,000
784/14,400 = 20,000/x
20,000/14,400=784/x
question 5. the tax on a new car costing $14,400 is $784. at the same tax rate, what is the tax on a vehicle costing $20,000? round to the nearest dollar. (points : 1)
$1,089
$1,568
$1,278
$989
question 6. write as a decimal: 6%. (points : 1)
0.6
0.06
6.0
question 7. what is 16% of 40? (points : 1)
3.2
16
6.4
8
question 8. mary had a meal the carrington cafe, which cost $19.70. if the tax was 5.5 %, how much did she pay in tax? round to the nearest cent. (points : 1)
$1.08
$5.50
$1.97
$2.20
question 9. the attendance at the district basketball games last year was 2,120 people. this year, the attendance was 3,000. what is the percent of increase? round to the nearest percent. (points : 1)
14%
42%
71%
7%
question 10. you bought a table which originally cost $578 at a 25% discount. how much was marked off the original price? round to the nearest dollar. (points : 1)
$289
$152
$128
$145