Selma spent 3/10 of her allowance on a new backpack. What percent of her allowance did she spend?

Selma spent ?% of her allowance on a new backpack.

b, 20 yards

step-by-step explanation:

the diagram shows you   triangle def with de=4, df=9 and de≠df≠ef.

the sum of the lengths of two triangles' sides are always greater than the length of the third side:

substitute sides lengths:

then 5< ef< 13 (option 3 is true).

def is a scalene triangle with all sides of different lengths (option 5 is true, option 2 is false).

answer: correct choices are 1, 3 and 5

for one thing their called fish not "fishes" and 2 fish can't be dead and alive and this question is absurd.

step-by-step explanation: