Answer:
25 grams
Step-by-step explanation:
Pennies made after 1984 weigh 2.5 grams. How much would 10 pennies weigh?
From the above question:
1 penny = 2.5 grams
10 pennies = x grams
Cross Multiply
1 × x grams = 10 pennies × 2.5 grams
x grams = 25 grams.
Hence, the weight of 10 pennies is 25 grams
If she brings home 2,000 a month, she she spend around 600$ on rent because $2000 • 30% = $600.
She needs to make $5810 a month to have her 1743$ rent be 30% of her income because 30/100 = 1743/x
x= 5810
Step-by-step explanation:
if a = 10
a² = 10²= 100
Hope it will help :)
Purple flowers: black flowers = 4:8 = 108
4 + 8 = 12
108 / 12 = 9.
9 x 4 = 36.
36 of the flowers are purple.