contestada

lani has learned 21 of 84 songs in her piano playbook what percent of the total number of songs in the PlayBook has Lani learned

Respuesta :

21/84 happens to be an exact fraction of 1/4, which is 25%.
Therefore, Lani has learned 25% of the total number of songs.
Neuron
If you would like to know what percent of the total number of songs has Lani learned, you can calculate this using the following steps:

x% of 84 songs is 21 songs
x% * 84 = 21
x/100 * 84 = 21     /*100
x * 84 = 21 * 100   /84
x = 21 * 100 / 84
x = 25%

Result: Lani has learned 25% of 84 songs in her piano playbook.

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