Solve the problem.If the police have 7 suspects, how many different ways can they select 5 for a lineup?
A. 35 ways
B. 21 ways
C. 2520 ways
D. 42 ways
Answer: B
Mathematics
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Translate the phrase to an algebraic expression.six times the quantity x minus y
A. 6 + (x - y) B. 6x - y C. 6 - (x - y) D. 6(x - y)
Mathematics
Use the formula for the nth term of an arithmetic sequence to solve the problem.During a certain year, a company has 149,938 employees. This number is then increased by 1874 employees per year. How many employees will there be 3 years later?
A. 157,434 B. 155,560 C. 153,686 D. 5622
Mathematics
Write the decimal in numbers.Eight and seventeen hundredths
A. 8.17 B. 8.017 C. 8.0017 D. 817
Mathematics
Write the expression in standard form.9.656 × 10-6
A. 0.0000009656 B. 0.000009656 C. -9,656,000 D. 0.00009656
Mathematics