Ask a New Question

A spider has 8 legs, a dragonfly has 6 legs. Given a number of spiders and

dragonflies altogether have 420 legs, number of spiders are 3 times the
number of dragonflies, the number of spiders are?

1 answer

8s+6d=420
3D= s
8s+6(s/3)=420
10s=420
s= 42

Ask a New Question or answer this question.

Similar Questions

Spider has eight legs and a dragonfly has six legs. there are 20 spiders and dragonflies altogether. There are 144 legs in all.
1. 1 answer
A spider has eight legs and has six legs there are a group of spiders and a group of ounce groups have equal numbers of legs
1. 6 answers
In Aunt Melly’s attics there are also spiders and ants, the total of 136 legs and 20 heads. If a spider has 8 legs and an ant
1. 4 answers
Examine the two spiders.Two spiders, side by side. One spider is black with eight segmented legs and a long, thin body. The
1. 1 answer

more similar questions