What additional piece of information is needed to prove the triangles congruent by ASA?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?