Can someone plz help me?
1. Your restaurant bill is $72.34. You want to leave about a 20% tip. Which is the best estimate of a 20% tip?
A.$14.00
B.$14.40
C.$14.60
D.$14.70
2. Last year, Ken bought a mountain bike for $460. His bike has depreciated since he bought it. It is now worth $320. What percent did the value of Ken’s bike depreciate over the past year, to the nearest whole percent?
A.30%
B.44%
C.70%
D.140%
3. At Outdoor Adventures Clothing Company, all items are marked up to maximize profit. Life preservers cost $23 to buy from the manufacturer. They sell for $35. What is the percent increase in life preservers, to the nearest whole percent?
A.12%
B.34%
C.52%
D.66%
4. A sporting goods store displays the following sale sign. What is the constant of proportionality?
Regular Price (dollars) Sale Price (dollars)
25 18.75
150 112.50
225 168.75
A.0.25
B.0.33
C.0.75
D.1.75
5. Jan is enlarging the sketch shown on a photocopier. Which could be the dimensions of her enlargement?
The figure shows a rectangle. The horizontal length of the rectangle is labeled as 3 inches and the vertical length of the rectangle is labeled as 2 inches.
A.4 inches × 5 inches
B.5 inches × 6 inches
C.7 inches × 10.5 inches
D.8 inches × 9 inches
6. An anatomy model of an adult human is 7 inches tall. Most adult humans are between 5 feet and 6 feet tall. What is the approximate scale factor of the model?
A.1/20
B.1/10
C.10
D.20
7. Which scale would produce the largest scale drawing of an object when compared to the actual object?
A.1 inch: 5 feet
B.1 inch: 30 inches
C.1 foot: 12 yards
D.1 centimeter: 1 meter
8.Written response
9. A blueprint of a bedroom has a scale of 1/4 inch is equivalent to 1 foot. If the closet measures 1/2 inch by 3/4 inch on the blueprint, what are the actual dimensions of the closet? The bedroom closet will measure......
feet by ....... feet.
10. written response
1 B
2 A
3 C
4 C
5 C
6 B
7 B
8 answer yourself
9 2ft by 3ft
10 it means that the object looked at will appear to be 250 times bigger. 3 mm 2.36 centi
Your welcome
lmao anon ur the noob if u can't help XD
Thank you!!!! Can you help me with the others?
For #8
The scale means that 1 inch is equal too 80 miles.
So therefore 80 x 5 is 400.