## SET 1 Grade IV Maths

**Q1. How much percent the price of item should be increased so that a shopkeeper gain 20% after giving 20% discount?**

a. 40

**Answer: c: 50**

**Q2. An integer can be:**

A. Only Positive

B. Only Negative

C. Both positive and negative

D. None of the above

**Answer: C**

**Q3. Find the additive inverse of 11/7.**

A. 7/11

B. -7/11

C. 11/7

D.-11/7

**Answer: D. -11/7**

**Q4. (3 ^{5}/81) × 3^{8} × (9/27) = 3^{? }× 243 **

#### Answer: a. 3

**Q5. 3x+10 = 0 will have:**

a. Unique solution

b. Two solutions

c. Infinitely many solutions

d. No solutions

**Answer: a**

**Q6. Point (3, 4) lies on the graph of the equation 3y = kx + 7. The value of k is:**

a. 4/3

b. 5/3

c. 3

d. 7/3

**Answer: b**

**Q7. A bi-quadratic equation has degree**

(a) 1

(b) 2

(c) 3

(d) 4

**Answer: d**

**Q8. If -5 is a root of the quadratic equation 2x² + px – 15 = 0, then**

(a) p = 3

(b) p = 5

(c) p = 7

(d) p = 1

**Answer: c**

**Q9. Half percent, written as a decimal, is**

A. 0.2

B. 0.02

C. 0.005

D. 0.05

**Answer: Option C**

**Q10. What percent of 88 is 33 ?**

A. 34.5%

B. 35.5%

C. 36.5%

D. 37.5%

**Answer: Option D**