bonjour
a. hausse de 14 % = 1 + 0.14 = 1.14
hausse de 25 % = 1 + 0.25 = 1.25
donc 1.14 * 1.25 = 1.425
b. diminution de 15 % = 1 - 0.15 = 0.85
diminution de 30 % = 1 - 0.3 = 0.7
0.85 * 0.7 = 0.595
c. 1 - 0.16 = 0.84
1 - 0.08 = 0.92
1 + 0.24 = 1.24
0.84 * 0.92 * 1.24 = 0,958272
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bonjour
a. hausse de 14 % = 1 + 0.14 = 1.14
hausse de 25 % = 1 + 0.25 = 1.25
donc 1.14 * 1.25 = 1.425
b. diminution de 15 % = 1 - 0.15 = 0.85
diminution de 30 % = 1 - 0.3 = 0.7
0.85 * 0.7 = 0.595
c. 1 - 0.16 = 0.84
1 - 0.08 = 0.92
1 + 0.24 = 1.24
0.84 * 0.92 * 1.24 = 0,958272