Here are the answers for the questions from the file you uploaded:

Level 1: Basic Multiplication (any 2)

1. $3.5 \times 2 = 7$
2. $1.25 \times 4 = 5$
3. $0.6 \times 7 = 4.2$
4. $8 \times 0.4 = 3.2$
5. $0.75 \times 10 = 7.5$

Level 2: Basic Division (any 2)

1. $5.6 \div 2 = 2.8$
2. $9 \div 1.5 = 6$
3. $2.25 \div 3 = 0.75$
4. $7.2 \div 0.6 = 12$
5. $3.6 \div 0.12 = 30$

Level 3: Multiplying Decimals with Integers (any 2)

1. $2 \times 4.75 = 9.5$
2. $6 \times 0.5 = 3$
3. $0.25 \times 8 = 2$
4. $5 \times 3.2 = 16$
5. $1.8 \times 7 = 12.6$

Level 4: Dividing Decimals with Integers (any 2)

1. $7.5 \div 3 = 2.5$
2. $3.2 \div 2 = 1.6$
3. $9 \div 4.5 = 2$
4. $6 \div 0.2 = 30$
5. $5 \div 0.5 = 10$

Level 5: Multiplying and Dividing Decimals with Decimals (any 2)

1. $1.5 \times 0.2 = 0.3$
2. $0.35 \times 0.5 = 0.175$
3. $4.8 \div 0.4 = 12$
4. $2.25 \div 0.15 = 15$
5. $0.9 \times 0.4 = 0.36$

Level 6: Challenge Questions

1. $12.3 \times 3.45 = 42.435$
2. $9.6 \div 0.08 = 120$
3. $7.35 \times 0.25 = 1.8375$
4. $2.64 \div 0.44 = 6$
5. $0.07 \times 150 = 10.5$

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If you want more details or further explanations, feel free to ask!

Related questions:

1. How do you multiply decimals step by step?
2. What is the process for dividing decimals by whole numbers?
3. How do you estimate the result of multiplying decimals?
4. What are the key differences between multiplying and dividing decimals?
5. Can you explain how to solve decimal problems without a calculator?

Tip: When multiplying decimals, count the total number of decimal places in both numbers, and make sure your result has that same number of decimal places.