Question

Tolong dong no 3 sampai 10 please

Answer 1

3. 2 7/10 + 2/3
= 27/10 + 2/3
= 81/30 + 20/30
= 101/30
= 3 11/30

4. 3/5 x 1 rim kertas
= 3/5 x 500 kertas
= 300 kertas

5. perbandingan
25 bunga melati : 35 bunga maawar
= (25:5) : (35/5)
= 5 : 7 perbandingannya

6. bentuk plg sederhana
36/96
= (36:12) / (96:12)
= 3/8

7. 2/4 + 60% x 1 1/2 - 0,4
= 2/4 + 60/100 x 3/2 - 4/10
= 2/4 + 3/5 x 3/2 - 4/10
= 2/4 + 9/10 - 4/10
= 2/4 + 5/10
= 10/20 + 10/20
= 20/20
= 1

8. 2 baju dalam 3 hari
sebulan = 30 hari
baju dalam sebulan = 30/3 x 2= 20 baju

9. 23% dari 1500
23/100 x 1500
= 345

10.
1 km = 100.000 cm
2.750.000 cm = 2.750.000/100.000 = 27,5 km
jadi 1 cm = 27,5 km

semoga membantu

Answer 2

3 . )  2  7/10 + 2/3 = n
      27 /10 + 2/3 =
      81 /30 + 20 /30 =
       101/30 = 3  11/30
 
10 ) 27,5
mfklslh