When rounding 11.2 and 11.3 to the nearest tenths place why does the number line start at 11.2 and end at 11.3

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Five infinity stones cost $16.80. what is the price per infinity stone ?