Test A: Problem Solving
Key: D
Justification
Miya uchun foydali 7 ta mahsulotlar
For every one 500 som banknote, there will be two 200 som banknotes and six 100 som
banknotes. So, for every one 500 som banknote there will be a total of 9 banknotes adding up to 1500 som ( (1 x 500) + (2 x 200) + (6 x 100)).
12000/1500 = 8, so there will 8 lots of 9 banknotes, and 8 x 9 = 72.
1 Anora was counting her money and found that she had 12000 som. She was able to put all of her banknotes into three piles of 100 som notes, 200 som notes and 500 som notes. She found that there were three times as many 100 som notes as 200 som notes, and twice as many 200 som notes as 500 som notes.
How many banknotes did Anora have?
Adidas va Puma kompaniyalariga tug’ishgan aka-ukalar tomonidan asos solinganligini bilarmidingiz? Davomini o’qing!
A 42
B 48
C 60
D 72
E 84
Key: D
Justification
For every one 500 som banknote, there will be two 200 som banknotes and six 100 som
banknotes. So, for every one 500 som banknote there will be a total of 9 banknotes adding
up to 1500 som ( (1 x 500) + (2 x 200) + (6 x 100)).
12000/1500 = 8, so there will 8 lots of 9 banknotes, and 8 x 9 = 72.