Clara needs $52 to go on a field trip. she has saved $16.50. she earns $6.50 per hour cleaning her neighbor's garden, and she earns $5.25 per hour selling cakes at a store. can clara go on the field trip if she works at the garden for 4 hours and at the store for 2 hours? [use the inequality 6.50x + 5.25y + 16.50 ≥ 52]

yes, because the total will be $53

yes, because the total will be $59

no, because the total will be $42

no, because the total will be $49

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

Erik buys 2.5 pounds of cashews. if each pound of cashews costs $7.70, how much will he pay for the cashews?

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.