Thursday
June 20, 2013

# Posts by Kirk

Total # Posts: 67

math
Wheel’s Bicycle shop advertised a bicycle for 15% off for a savings of \$36. The bicycle did not sell so it was offered at a new 20% discount off the sale price. (a) What did the bicycle sell for regularly? ______________ (b) What is the amount of the new discount? _______...

math/hurry
Round each of the following numbers as specified. (a) 508.576 to the nearest hundredth ________________ (b) 508.576 to the nearest tenth ________________ (c) 508.576 to the nearest hundred

math
Sheryl correctly answered 85% of the questions on her 200-question biology final. Fernando scored a 90% on his 180-question chemistry final. (a) Who answered more questions correctly? ____________________ (b) Who answered more questions incorrectly? ___________________

math
Two automobile dealers, A and B, had the same car which was listed at \$18,000. Dealer A offered a \$1200 rebate and would negotiate a further 8% discount after rebate. Dealer B offered an 8% discount and would negotiate a further \$1200 rebate. (a) Which dealer has the lowest pr...

Math
Use the tagging and recapturing technique to estimate the number of fish in a pond. Suppose 140 fish were captured, tagged, and released. Then 50 fish were recaptured and among them 20 were found to be tagged. Estimate the number of fish in the lake.

Math
Paul read 20 pages of a book in 15 minutes. (a) What is Paul’s reading rate of pages per minute? (b) If he continues to read at the same rate, how many pages will he read in 1 hour?

Math
plumber needs four sections of pipe 2 7 8 feet long. Can this be cut from a 12 foot section? If so, how much pipe will be left over? If not, why not?

Math
Place >, <, or = between each of the following pairs to make true sentences 4/5 and 120/150 -6/ and -7/6 -4/20 and 4/-20

Math
A student claimed that 9/(-11) is an improper fraction. How do you respond?

Math
A Boeing 747 jet is approximately 230 ft. long and has a wingspan of 195 ft. If a scale model of the plane is about 40 cm long, what is the model’s wingspan?

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