Test a hisoblang 51 : (-17) + 17 + (-7) ∙

Test A
1. Hisoblang
51 : (-17) + 17 + (-7) ∙ (-2)
A) 27 B) 37 C) 28 D) 23
2. Stolda 3 xil piyol, 7 xil taqsimcha, 2 xil qoshiq bor, turli nomdagi ikkita buyumni necha xil usulda tanlash mumkin?
A) 12 B) 41 C) 42 D) 21
3. Tenglamani yeching
3x – 4,5 = - (2x – 1,5) - x
A) 1 B) 0,5 C) -1 D) -2
4. Do’konga 120 kg olma olib kelindi, 1-kuni 30%i sotildi, 2-kuni qolgan olmalarning yarmi sotildi, do’konda necha kg olma qoldi.
A) 36 B) 84 C) 42 D) 21
5. Ikki shahar orasidagi masofani motosiklchi 50km/soat tezlik bilan 1,5 soatda bosib o’tgan bo’lsa shaharlar orasidagi masofa necha metr?
A) 7500 B) 75000
C) 750000 D) 750
6. Ombordagi ozuqa 6 ta qo’y uchun 21 kunga yetadi, bu ozuqa 4 ta qo’y uchun necha kunga yetadi?
A) 14 B) 24 C) 31,5 D) 33
7. Sim yog’ochning 80 sm li asosi yer ostida va bu uning uzunligini 2/9 qismiga teng, sim yog’ochning to’liq uzunligi qancha (metrda)

A) 3,6 B) 7,2 C) 7,8 D) 6
8. Dam olish xonasining yuzini toping

A) 10 B) 32 C) 84 D) 20
9. Uchburchakning perimetri 24 ga teng bo’lsa uning eng uzun tomonini toping

A) 7 B) 21 C) 10 D) 14
10. 2,4 dm³ ni santimetrda ifodalang
A) 2400 sm² B) 24000 sm³
C) 24000 sm² D) 2400 sm³

Test B
1. Hisoblang
59 ∙ 27 + 41 ∙ 27 – 23 ∙ (-3)
A) 2769 B) 1707
C) 3801 D) 1723
2. 3 ta tovuq, 4 ta o‘rdak va 2 ta g‘oz bor. Bir nechta parrandani shunday tanlab olingki, ular ichida tovuq, o‘rdak va g‘oz bo‘lsin. Shunday tanlashlar soni nechta bo‘ladi?
A) 26 B) 24 C) 12 D) 21
3. Tenglamani yeching

A) 4 B) 3,5 C) -10 D) -2
4. Do’kondagi olmanig 38%i sotilgandan so’ng do’konda 124 kg olma qoldi. Dastlab do’konda necha kg olma bo’lgan
A) 360 B) 200
C) 320 D) 276
5. Kater daryo oqimi bo‘yicha suzmoqda. Daryo oqimining tezligi – 2 km/soat. Agar katerning o‘z (turg‘un suvdagi) tezligi 17 km/soat bo‘lsa, u 3 soatda qancha masofani bosib o‘tadi?
A) 57 B) 47 C) 39 D) 36