zoes mom hid 30 painted rocks around the yard for a scavenger hunt. so far, zoe has found 3 rainbow, 5…
zoes mom hid 30 painted rocks around the yard for a scavenger hunt. so far, zoe has found 3 rainbow, 5 flower, 4 polka dot, and 3 heart rocks. based on the data, estimate how many flower rocks are hidden around the yard. if necessary, round your answer to the nearest whole number. flower rocks
Answer
Explanation:
Step1: Calculate total found rocks
$3 + 5+4 + 3=15$
Step2: Set up proportion
Let $x$ be the number of flower - rocks hidden. The proportion is $\frac{5}{15}=\frac{x}{30}$
Step3: Cross - multiply and solve
$15x = 5\times30$ $15x=150$ $x=\frac{150}{15}=10$
Answer:
10