1. Which expression defines the arithmetic series 4 + 8+ 12 + ... for four terms?

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

Translate the following situation into an inequality statement . lily has $25 to spend on a charm bracelet for her sisters birthday gift the cost of the bracelet is $12 plus $1.50 per charm

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.