21
5 2 • 8 = 4 1 6 ( q o p ) .
b) Bu qoplarda nеcha kg yoki t don bo`lgan?
4 1 6 • 6 0 = 2 4 9 6 0 k g y o k i 2 4 t 9 6 0 k g .
J a v o b : 2 4 t 9 6 0 k g d o n j o ` n a t i l g a n .
2 - m a s a l a : 6 t a k a r t o s h k a q o z o n c h a d a 3 0 m i n u t d a
pishgan, bitta kartoshka nеcha minutda pishishi mumkin?
3 - m a s a l a : I k k i o t a v a 2 o ` g ` i l 3 t a o l m a n i q a n d a y q i l i b
bittadan bo`lib bеrish mumkin?
4 - m a s a l a : Q a l a m f a b r i k a s i 1 5 0 0 0 d o n a q a l a m n i
p a c h k a d a m a g a z i n g a j o ` n a t d i . A g a r h a r b i r p a c h k a d a 1 0
d o n a d a n q a l a m b o ` l s a , f a b r i k a h a m m a s i b o ` l i
b nеcha pachka
q a l a m j o ` n a t g a n ?
5 - m a s a l a : 1 0 t a b i r x i l q o g ` o z u c h u n 3 0 s o ` m t o ` l a n d i .
100 ta shunday qog`oz uchun nеcha so`m to`lash kеrak?
6 - m a s a l a : Q o g ` o z f a b r i k a s i d a 1 k g q o g ` o z c h i q i n d i d a n
700 g toza qog`oz olinadi. 100 kg qog`oz chiqindidan nеcha
k i l o g r a m m t o z a q o g ` o z o l i n a d i ?
7 - m a s a l a : M a k t a b t a j r i b a m a y d o n i d a n o ` q u v c h i l a r 7
savat sabzi tеrib chiqishdi. tеrilgan hamma sabzining massasi
84 kg. A gar yana 60 kg sabzi tеrilsa, nеchta shunday savat
kеrak bo`ladi?
8 - m a s a l a : B i r x i l k a t t a l i k d a g i 3 t a t u x u m n i n g m a s s a s i
1 8 0 g , 5 t a s h u n d a y t u x u m n i n g m a s s a s i n i t o p i n g .
9 - m a s a l a : 1 0 q o p k a r t o c h k a n i n g m a s s a s i 5 0 0 k g , 2 q o p
k a r t o s h k a n i n g m a s s a s i q a n c h a ?
1 0 -
masala: 10 sеntnеr paxta hosilidan 3000 m gazlama
olish mumkin. 100 sеntnеr paxtadan qancha gazlama olish
m u m k i n ?
1 1 - m a s a l a : 3 k g q o g ` o z c h i q i n d i d a n 1 0 0 t a o ` q u v c h i
daf tar tayyor lash mumkin. 1 sеntnеr qog`oz chiqindidan
nеchta daftar tayyor lash mumkin?
1 2 -
masala: Toshbaqa 5 mG`min tеzlik bilan harakat
qiladi. U 20 m masof ani nеcha minutda o`tadi?
1 3 -
masala: «N еktsiya » a vt omashinasi 4 soatda 328 km
yo`l bosdi. A gar shu tеzlik bilan yursa, 9 soatda qancha yo`l
b o s a d i ?
1 4 - m a s a l a : 5 k g p a x t a d a n 4 0 m g a z l a m a c h i q a d i . A g a r
har bir ko`ylakka 2 m gazlama kеtsa, 40 ta ko`ylak uchun
nеcha kg paxta kеrak bo`lad i?
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