4. Solve: 25.66×8.342. Please round to the nearest hundredth

A. 222.5
B. 214.06
C. 215.88
D. 210.06

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5. Max has 2.5 times the number of marbles that Jacob has. Jacob has 34 marbles. Steven has 0.2 times the number of marbles that Max has. How many marbles does Steven have?

A. 51
B. 7
C. 10
D. 17

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6. Solve 1​\( \frac{3}{10} \)​+2​\( \frac{5}{8} \)​

A. 3​\( \frac{3}{16} \)​
B. 3​\( \frac{4}{9} \)​
C. 3​\( \frac{37}{40} \)​
D. 4​\( \frac{3}{40} \)​

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