1) 19 is 95% of what?
2) The ratio of the length of a side of one square is 3:4. A side off the smallest square is 9 cm. Find the length of a side of the larger square. 3) You invest $500 for three years and receive $60 in simple interest. What is the annual interest rate? Use the formula for simple interest l=p*r*t, where l is the interest, p is the principal, r is the annual interest rate and t is the time in years. 3) Suppose a person contributes 6% of her salary to her retirement account. She works 20 hours per at $6.50 per hour. Find her weekly contribution. Calculate the percent of change If necessary round to the nearest tenth. 4) $4.50/h to $5/h 5) 60 km/h to 45 km/h 6) 150 lb to 135 lb 7) $18 to $24 8) A random survey of 60 students showed that 36 students use calculators for computation. What is the probability that a student chosen at random used a calculator for computation? 9) A softball player made a hit 34 times in the last 170 times at bat. Find the probability that the softball player would get a hit the next time at bat. 10) 14 cent/oz = $_ /lb 11) 7 gal/wk = _ qt/h 12) 35 mi/h = _ft/min 13) 120 ft/day = _ in./min 3) You invest $500 for three ye
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- 1. 20 2. 12 3. $7.80 4 11.1% 5 -25% 6.-10% 7. 33.3% 8. 60% 9. 20% 10. $2.24/lb 11. 0.17qt/h 12. 3080 ft/min 13. 1 in/min
