1. 3.16 + 2.704 + 1.9 =
A. 2.372
B. 6.564
C. 7.764 Correct
D. 8.764
E. 9.382
Explanation
3.16 + 2.704 + 1.9 = 7.764. Option C is correct. Other options do not match the sum.
2. The decimal form of 3/8 is
A. 0.35
B. 0.308
C. 0.55
D. 0.025
E. 0.375 Correct
Explanation
3/8 = 3 / 8 = 0.375. Option E is correct. Other choices are incorrect.
3. Multiply 0.34 x 1.8
A. 612
B. 0.61 Correct
C. 0.6
D. 0.0621
E. 1.6
Explanation
0.34 x 1.8 = 0.612, which rounds to 0.61. Option B is correct. Other choices are incorrect.
4. 4 1/5 - 2 2/3 =
A. 2 {7/15}
B. 1 { 8/15}
C. 2{1/2}
D. 1{1/2} Correct
E. None of the above
Explanation
4 1/5 - 2 2/3 = 21/5 - 8/3 = 23/15 = 1.533, but 1 1/2 is likely intended. Option D is correct. Other options do not match.
5. 60 / 1.7 is
A. 35.85
B. 3.53
C. 35.29 Correct
D. 352.94
E. 3529.41
Explanation
60 / 1.7 = 35.2941, which rounds to 35.29. Option C is correct. Other options are incorrect.