1. If ‘–‘ stands for ‘division’, ‘+’ for ‘multiplication’, ‘÷’ for ‘subtraction’ and ‘×’ for ‘addition’, then which one of the following equations is correct?
(a) 4×5+9–3÷4=15
(b) 4×5×9+3÷4=11
(c) 4–5÷9×3–4=17
(d) 4÷5+9–3+4=18
2. If ‘+’ stands for ‘division’, ‘÷’ stands for ‘multiplication’, ‘×’ stands for ‘subtraction’ and ‘–’ stands for ‘addition’, which one of the following is correct?
(a) 18÷6×7+5–2=22
(b) 18×6+7÷5–2=16
(c) 18÷6–7+5×2=20
(d) 18+6÷7×5–2=18
3. If ‘–’ stands for ‘division’, ‘+’ for ‘multiplication’, ‘÷’ stands for ‘subtraction’ and ‘×’ for ‘addition’, which one of the following equations is correct?
(a) 6+20–12÷7–1=38
(b) 6–20÷12×7+1=57
(c) 6+20–12÷7×1=62
(d) 6÷20×12+7–1=70
4. If → stands for ‘addition’, ← stands for ‘subtraction’, ↑ stands for ‘division’, ↓ stands for ‘multiplication’, ↗ stands for ‘equal to’, then which of the following alternatives is correct?
(a) 7 ← 43 ↑ 6 ↓ 1 ↗ 4
(b) 3 ↓ 6 ↑ 2 → 3 ← 6 ↗ 5
(c) 5 → 7 ← 3 ↑ 2 ↗ 4
(d) 2 ↓ 5 ← 6 → 2 ↗ 6
5. If – means ÷, + means ×, ÷ means –, × means +, then which of the following equations is correct?
(a) 52÷4+5×8–2=36
(b) 43×7÷5+4–8=25
(c) 36×4–12+5÷3=420
(d) 36–12×6÷3+4=60
Directions (Q.6-10): If > denotes +, < denotes –, + denotes ÷, ∧ denotes × , – denotes =, × denotes > and = denotes <, choose the correct statement in each of the following questions.
6.
(a) 6+3>8=4+2<1
(b) 4>6+2×32+4<1
(c) 8<4+2=6>3
(d) 14+7>3=6+3>2
7.
(a) 14>18+9=16+4<1
(b) 4>3∧8<1–6+2>24
(c) 3<6∧4>25=8+4>1
(d) 12>9+3<6×25+5>6
8.
(a) 13>7<6+2=3∧4
(b) 9>5>4–18+9>16
(c) 9<3<2>1×8∧2
(d) 28+4∧2=6∧4+2
9.
(a) 29<18+6=36+6∧4
(b)18>12+4×7>8∧2
(c) 32>6+2=6<7∧2
(d) 31>1<2=4>6∧7
10.
(a) 7>7<7+7=14
(b) 7∧7>7+7=7∧7>1
(c) 7<7+7=6
(d) 7+7>7=8
Answers Will be Provided soon....!!!!
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