Essential Hypertension
The resource that accounts for roughly 90 percent of Botswana's export earnings are diamonds.
Dimonds
Essential hypertension is presence of sustained hypertension (>140/90) mm hg without any presence of disease.
91 percent of all mammals
I would assume that resource would be crude petroleum.
Epithelium
90 percent of what?
Yes, all Peace dollars are 90% silver.
"90 percent" means 0.9, and "of" in arithmetic usually means "times". 0.9 x 90 = 81. 90 percent of 90 is 81.
90
FORTY IS WHAT PERCENT OF 90? FORTY IS WHAT PERCENT OF 90?
100 percent is 725.59 90 percent is 653.031