Default Title

Question (31)

QN009159

A medicine bottle contains 250 mL syrup and loses 15 mL daily. How much syrup remains after 10 days?

(A) 90 mL
(B) 100 mL
(C) 110 mL
(D) 120 mL

Correct Answer: B

Explanation:

250−15×10=100

Link:

Report Error

Question (32)

QN009160

A tree grows 1.5 m every year from an initial height of 4 m. What will be its height after 8 years?

(A) 14 m
(B) 15 m
(C) 16 m
(D) 17 m

Correct Answer: C

Explanation:

4+1.5×8=16

Link:

Report Error

Question (33)

QN009161

Which line has a negative slope?

(A) y=3x+1
(B) y=5x
(C) y=−2x+4
(D) y=x+9

Correct Answer: C

Explanation:

Negative coefficient indicates negative slope.

Link:

Report Error

Question (34)

QN009162

A train ticket costs ₹100 initially and increases by ₹15 each year. What will be the ticket price after 6 years?

(A) ₹175
(B) ₹180
(C) ₹185
(D) ₹190

Correct Answer: D

Explanation:

100+15×6=190

Link:

Report Error

Question (35)

QN009163

The value of a laptop decreases by ₹4000 every year from ₹60,000. What will be its value after 7 years?

(A) ₹28,000
(B) ₹30,000
(C) ₹32,000
(D) ₹34,000

Correct Answer: C

Explanation:

60000−4000×7=32000

Link:

Report Error

Question (36)

QN009164

Which expression represents linear decay?

(A) y=7x+9
(B) y=12−2x
(C) y=x 2 +5
(D) y=3 x

Correct Answer: B

Explanation:

Quantity decreases by 2 each step.

Link:

Report Error

Question (37)

QN009165

A runner increases practice distance by 1 km daily starting from 3 km. How far will the runner practice on Day 12?

(A) 12 km
(B) 13 km
(C) 14 km
(D) 15 km

Correct Answer: C

Explanation:

3+11=14

Link:

Report Error

Question (38)

QN009166

A water cooler temperature drops by 2°C every hour from 18°C. What is the temperature after 7 hours?

(A) 2°C
(B) 3°C
(C) 4°C
(D) 5°C

Correct Answer: C

Explanation:

18−2×7=4

Link:

Report Error

Question (39)

QN009167

The graph of a quantity decreasing uniformly is:

(A) upward straight line
(B) downward straight line
(C) parabola
(D) circle

Correct Answer: B

Explanation:

Uniform decrease gives a downward line.

Link:

Report Error

Question (40)

QN009168

A savings plan starts with ₹5000 and grows by ₹750 monthly. What will be the total amount after 8 months?

(A) ₹10,000
(B) ₹10,500
(C) ₹11,000
(D) ₹11,500

Correct Answer: C

Explanation:

5000+750×8=11000

Link:

Report Error

Question (31)

A medicine bottle contains 250 mL syrup and loses 15 mL daily. How much syrup remains after 10 days?

Explanation:

Link:

Question (32)

A tree grows 1.5 m every year from an initial height of 4 m. What will be its height after 8 years?

Explanation:

Link:

Question (33)

Which line has a negative slope?

Explanation:

Link:

Question (34)

A train ticket costs ₹100 initially and increases by ₹15 each year. What will be the ticket price after 6 years?

Explanation:

Link:

Question (35)

The value of a laptop decreases by ₹4000 every year from ₹60,000. What will be its value after 7 years?

Explanation:

Link:

Question (36)

Which expression represents linear decay?

Explanation:

Link:

Question (37)

A runner increases practice distance by 1 km daily starting from 3 km. How far will the runner practice on Day 12?

Explanation:

Link:

Question (38)

A water cooler temperature drops by 2°C every hour from 18°C. What is the temperature after 7 hours?

Explanation:

Link:

Question (39)

The graph of a quantity decreasing uniformly is:

Explanation:

Link:

Question (40)

A savings plan starts with ₹5000 and grows by ₹750 monthly. What will be the total amount after 8 months?

Explanation:

Link:

Excel With Tutors

ExcelWithTutors

For Student

For Tutors

Learn

OUR POLICY