100 Instructive Calculus-based Physics Examples: Electricity and Magnetism (Calculus-based

100 Instructive Calculus-based Physics Examples: Electricity and Magnetism (Calculus-based

Matematika answer this questions​

answer this questions​

Jawab:

f. 40 coins

g. Devi and Ernest

h. Ernest, Rp. 300

Penjelasan dengan langkah-langkah:

f.

100 = 50 x 2

= 20 x 2

= 40

g.

Ali = 36 Coins

Bernard = 17 Coins

Chairul = 42 Coins

Devi = 30 Coins

Ernest = 30 Coins

Devi and Ernest collected the same number of coins.

h.

Devi = Rp. 1950

Ernest = Rp. 2250

Of the two, who saved more money? Ernest.

How much more? Rp. 300

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