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$2,750 at 4% and $1,450 at 10%b. $1,450 at 4% and $2,750 at 10%c. $3,000 at 4% and $1,200 at 10%d. $1,200 at 4% and $3,000 at 10%The correct answer is: $3,000 at 4% and $1,200 at 10%2 of 11
Question5Correct6.25 points outof 6.25Question6Incorrect0.00 points outof 6.25Solve the problem.To estimate the number of bass in a lake, a biologist catches and tags 32 bass.Several weeks later, the biologist catches a new sample of 55 bass and finds that5 are tagged. How many bass are in the lake?Select one:a. 160 bassb. 352 bassc. 275 bassd. 1,760 bassThe correct answer is: 352 bassSolve the problem.One number is 33 more than another number. The quotient of the larger numberand smaller number is 5 and the remainder is 1. Find the numbers.Select one:a. 11 and 44b. 5 and 38c. 8 and 41d. 10 and 43The correct answer is: 8 and 413 of 11
Question7Incorrect0.00 points outof 6.25Question8Correct6.25 points outof 6.25Perform the indicated operation. Write the answer in the form a+ bi.(-12 - 10i) + (17 +14i)Select one:a. 9ib. 9c. 5 + 4id. 29 + 24iThe correct answer is: 5 + 4iIdentify the real and imaginary parts of the complex number.Select one:a. Real: ; imaginary: 0b. Real: ; imaginary: ic. Real: 0 ; imaginary: d. Real: 4 ; imaginary: 7The correct answer is: Real: ; imaginary: 04 of 11
Question9Correct6.25 points outof 6.25Question10Correct6.25 points outof 6.25Simplify the expression in terms of i:Select one:a. 9ib. 3c. 3id. -3iThe correct answer is: 3iSolve the equation by using the quadratic formula.