Nancy made 3 different stacks of wooden blocks. the first stack was 6 blocks high, the second
stack was 3 block(s) higher than the first, and the final stack was 6 block(s) higher than the
second. in total, how many blocks did nancy use for all 3 stacks?

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

Which best explains why this triangle is or is not a right triangle?

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?