Add or subtract as indicated.-1.4 + 6.9
A. -5.5
B. -8.3
C. 8.3
D. 5.5
Answer: D
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Find the expected value.An insurance policy sells for $720. Based on past data, an average of 1 in 70 policyholders will file a $10,000 claim, an average of 1 in 100 policyholders will file a $20,000 claim, and an average of 1 in 400 policyholders will file a $50,000 claim. What is the expected value to the company per policy sold?
A. $468 B. $276 C. $252 D. $282
A solution has a hydroxyl ion concentration of 1.43 × 10-12 mol/L. Find the hydrogen ion concentration in this solution.
A. 7 × 103 mol/L [H+] B. 0.07 mol/L [H+] C. 0.7 mol/L [H+] D. 7 × 10-3 mol/L [H+]
List all the factors of each number.112
A. 2 ? 2 ? 2 ? 7 B. 2 ? 2 ? 2 ? 2? 7 ? 7 C. 2 ? 2 ? 2 ? 7 ? 7 D. 2 ? 2 ? 2 ? 2 ? 7
Change the improper fraction to a mixed number or a whole number.
A. 5
B. 3
C. 4
D. 4