 
 <translate> Gretchen threw half as many pennies into the fountain as did Rachelle, for a total of 180 / 2 = 90 pennies. Rocky threw one - third as many as Gretchen, for a total of 90 / 3 = 30 pennies. In total, the three threw 180 + 90 + 30 = 300 pennies into the fountain.
The answer: 300. <ibo> Gretchen tụbara ọkara ego penny n'olulu mmiri ahụ karịa ka Rachelle tụbara, nke mere ka ngụkọta nke penny 180 / 2 = 90. Rocky tụbara otu ụzọ n'ụzọ atọ nke ego Gretchen tụbara, nke mere ka ngụkọta nke 90 / 3 = penny 30. N'ozuzu, mmadụ atọ ahụ tụbara penny 180 + 90 + 30 = 300 n'olulu mmiri ahụ. Azịza ya bụ: 300. 