exam Maths Puzzle Numerical Ability

Please help me sovle this extended word problem:
Cassandra has three skirts, five blouses, and ten pair of shoes, how many outfits does this make?

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exam Other Question

Choose <, = or > symbol to make a true statement
|-3| ...... - (-12)

I chose < is this correct? Anne and Nancy use a metal alloy that is 19.75% copper to make jewalry. How many ounces of an 18% alloy must be mixed with a 21% alloy to form 108 ounces of the desired alloy?