Uy » Choraklik online testlar » Matematika choraklik » 7-sinf Matematika 4-chorak Matematika choraklik 7-sinf Matematika 4-chorak InfoMaster Aprel 7, 2021 1458 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 2 0 OMAD YOR BO'LSIN! 7-sinf Matematika 4-chorak Testni Mamadoliyev Diyorbek tayyorladi. 1 / 25 Ko`paytuvchilarga ajrating: 16a2 – 81. A) (4a – 9)² B) (16a – 81)(16a +81) C) (4a-9)(4a+9) D) (4a-3)(4a+3) 2 / 25 Surati p va q sonlarining ayirmasiga, maxraji esa ularning ko`paytmasiga teng bo`lgan algebraik kasrni yozing. A) (p+q)/pq B) (p-q)/pq C) pq/(p+q) D) pq/(p-q) 3 / 25 x ni shunday birhadga almashtiringki, natijada ikkihadning kvadrati hosil bo`lsin: a2 – 6ab + x A) 3b B) 9b² C) 36b² D) b² 4 / 25 Agar uchburchakning ikkita burchagi 600 va 400 ga teng bo`lsa, uning noma’lum burchagini toping A) 100° B) 20° C) 80° D) 120° 5 / 25 Agar uchburchakning burchaklari 2,3,4 sonlariga proporsional bo`lsa, ularni toping. A) 30°, 45°, 60° B) 80°, 120°, 160° C) 40°, 60°, 80° D) 20°, 30°, 40° 6 / 25 Agar uchburchakning ikkita burchagi 400 va 300 ga teng bo`lsa, uning uchinchi burchagiga qo`shni burchagini toping A) 70° B) 100° C) 110° D) 120° 7 / 25 Hisoblang: 139∙15 + 18∙139 + 15∙261 + 18∙261. A) 1324 B) 132400 C) 1320 D) 13200 8 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: A) b/ab va 3a/ab B) 3/ba va 4a/b C) a/ab va 3/ab D) a/b va 3/a 9 / 25 a=20, b=15 bo‘lganda algebraik kasrning son qiymatini toping? A) 4 B) 7 C) 5 D) 6 10 / 25 Kasrlarni ko‘paytiring: A) 2ac/bd B) ac/bd C) ab/cd D) ad/bc 11 / 25 Quyidagi kasrlar uchun umumiy mahrajni toping: 2b/(a+2) va 3/(a*a+4a+4) A) 2(a+2) B) (a+2)² C) (a-2)² D) 2(a+2)² 12 / 25 Hisoblang: A) 9 B) 1/9 C) 1/3 D) 3 13 / 25 Teng yonli uchburchakning asosi yon tomonidan 3 birlikka kam, perimetri 36 ga teng bo`lsa uchburchakning yon tomonini toping. A) 12 B) 10 C) 13 D) 8 14 / 25 Ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan ikkitasining yig`indisi 1200. Bu burchaklarni toping A) 15gradus , 105gradus B) 45gradus, 75gradus C) 30gradus , 90gradus D) 60gradus , 60gradus 15 / 25 To`g`ri chiziqning ixtiyoriy nuqtasidan unga nechta perpendikulyar to`g`ri chiziq o`tkazish mumkin ? A) 1 B) 5 C) istalgancha D) 2 16 / 25 Agar bo`lsa, BC ni toping. ? A) 17,3 sm B) 4,3 sm C) 5,3 sm D) 7,3 sm 17 / 25 a sonni shunday tanlangki, 3x - 4 = a - 2x tenglama x = 1 ildizga ega bo`lsin A) 1 B) 5 C) 0 D) -9 18 / 25 Futbol musobaqasida har biri 1500 so`mdan 6000 ta chipta va har biri 2000 so`mdan 4000 ta chipta sotildi. Hamma chiptalar uchun qancha pul olingan ? A) 9800000 B) 17000000 so`m C) 14560000 D) 8900000 so`m 19 / 25 Agar qo`shni burchaklar gradus o`lchovlari nisbati 4:5 bo`lsa, ularni toping. A) 40gradus; 140gradus B) 70gradus; 110gradus C) 60gradus; 75gradus D) 80gradus; 100gradus 20 / 25 Teng yonli uchburchakning asosining uzunligi a ga teng bo`lib, u yon tomonlaridan 5 ga ortiq. Shu uchburchakning perimetrini hisoblash uchun ifoda tuzing. A) 3a B) 3a + 10 C) 3a -10 D) 3a +5 21 / 25 Algebraik ifodaning son qiymatini hisoblang: bunda, A) -5 B) 4 C) 5 D) 3 22 / 25 Har biri x so`mdan 12 ta daftar va har biri y so`mdan 2 ta ruchka sotib olindi. Hamma xarid qancha turadi ? A) 14 +x +y B) 14xy C) (x + 12) • (y + 2) D) 12x + 2y 23 / 25 Tenglik shaklida yozing: a va b sonlari yig`indisining ikkilangani ularning ko`paytmasiga teng. A) 2∙(a+b) = a • b B) a + b • 2 = a • b C) 2∙(a+b) = 2a • b D) a + b = 2 • a • b 24 / 25 (x -1) : (x+1) = 3 : 5 tenglamaning ildizi bo`lsa, 41 - ifodaning son qiymatini toping. A) 23 B) 26 C) 37 D) 4 25 / 25 O`xshash hadlarni ixchamlang: 3,4 a - b - 1- 1,4a + 3b. A) 2a -4b -1 B) 4,8a + 2b - 1 C) 4,8 a +4b -1 D) 2a +2b -1 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring Tomonidan Wordpress Quiz plugin Author: InfoMaster Foydali bo'lsa mamnunmiz
