The ratio of the number of pears to the number

Berikut ini adalah pertanyaan dari kiarraanezka pada mata pelajaran Matematika untuk jenjang Sekolah Dasar

The ratio of the number of pears to the number of oranges in a basket is 5 : 3. The rest of the fruits are apples. There are 54 more pears than oranges and 3 more apples than orangesA. how many petals s are there in the basket?

B. What percentage of the fruits are apples? ​

Jawaban dan Penjelasan

Berikut ini adalah pilihan jawaban terbaik dari pertanyaan diatas.

Jawaban:

Whenever it is not explicity mentioned that fruit and distint, We take them as identical. 0 or more orange can be selected from 4 identical oranges in (4+1)=5 ways. 0 or more apples can be selected from 5 identical apples in (5+1)=6 ways.

0 or more mangoes can be selected from 6 identical mangoes in 7 ways.

∴ Total no. of ways in which all of three types of fruits can be selected (the no. of any type of fruits may also be 0),

5×6×7=210,

But in these 20 selection, there is one selection where all fruits are 0, hence we reduce 1 selection.

∴ the required no. =210−1=209

Penjelasan dengan langkah-langkah:

Maaf kl salah :)

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Last Update: Mon, 17 May 21