One section of the reporting period test in history had 35 true or false questions. Maria answered 75% of the questions correctly. How many of the questions did she answer incorrectly?

What is negative 3/9 times negative 2/8 ?

Use the squared identities to simplify sin^2x cos^2x

The deepest part of the swimming pool is 12 feet deep. the shallowest part of the pool is 3 feet deep. what is the ratio of the deeply of the deepest part of the pool to depth of the shallowest part of a pool?